| Omniprevalent: | Prevalent everywhere or in all things |
| Omniscience: | The quality or state of being omniscient the quality of knowing everything an attribute peculiar to God |
| Omnisciency: | Omniscience |
| Omniscient: | Having universal knowledge knowing all things infinitely knowing or wise as the omniscient God |
| Omniscious: | Allknowing |
| Omnispective: | Beholding everything capable of seeing all things allseeing |
| Omnium: | The aggregate value of the different stocks in which a loan to government is now usually funded |
| Omniumgatherum: | A miscellaneous collection of things or persons a confused mixture a medley a hodgepodge |
| Omnivagant: | Wandering anywhere and everywhere |
| dOmnivora: | A group of ungulate mammals including the hog and the hippopotamus The term is also sometimes applied to the bears and to certain passerine birds |
| Omnivorous: | Alldevouring eating everything indiscriminately as omnivorous vanity an omnivorous intellect |
| Omo: | A combining form used in anatomy to indicate connection with or relation to the shoulder or the scapula |
| Omohyoid: | Of or pertaining to the shoulder and the hyoid bone as the omohyoid muscle |
| Omophagic: | Eating raw flesh using uncooked meat as food as omophagic feasts rites |
| Omoplate: | The shoulder blade or scapula |
| Omostegite: | The part of the carapace of a crustacean situated behind the cervical groove |
| Omosternal: | Of or pertaining to the omosternum |
| Omosternum: | The anterior element of the sternum which projects forward from between the clavicles in many batrachians and is usually tipped with cartilage |
| Omphacine: | Of pertaining to or expressed from unripe fruit as omphacine oil |
| Omphalic: | Of or pertaining to the umbilicus or navel |
| Omphalo: | A combining form indicating connection with or relation to the umbilicus or navel |
| Omphalocele: | A hernia at the navel |
| Omphalode: | The central part of the hilum of a seed through which the nutrient vessels pass into the rhaphe or the chalaza called also omphalodium |
| Omphalomancy: | Divination by means of a childs navel to learn how many children the mother may have |
| Omphalomesaraic: | Omphalomesenteric |
| Omphalomesenteric: | Of or pertaining to the umbilicus and mesentery omphalomesaraic as the omphalomesenteric arteries and veins of a fetus |
| Omphalopsychite: | A name of the Hesychasts from their habit of gazing upon the navel |
| Omphalopter: | An optical glass that is convex on both sides |
| dOmphalos: | The navel |
| Omphalotomy: | The operation of dividing the navelstring |
| Omy: | Mellow as land |
| On: | The general signification of on is situation motion or condition with respect to contact or support beneath |
| On: | Forward in progression onward usually with a verb of motion as move on go on the beat goes on |
| dOnager: | A military engine acting like a sling which threw stones from a bag or wooden bucket and was operated by machinery |
| Onagga: | The dauw |
| onagon: | A form of drum used by the Chippewa indians |
| Onagra: | Same as Oenothera a genus of plants consisting of the evening primrose |
| onagra: | The female of the onager |
| Onagraceous: | Pertaining to or resembling a natural order of plants Onagrace or Onagrarie which includes the fuchsia the willowherb Epilobium and the evening primrose |
| Onanism: | Selfpollution masturbation |
| dOnappo: | A nocturnal South American monkey Callithrix discolor noted for its agility called also ventriloquist monkey |
| Once: | The ounce |
| Once: | For one time by limitation to the number one not twice nor any number of times more than one |
| onceover: | a swift cursory examination or inspection as I gave him the onceover |
| onchocerciasis: | An infection with nematodes of the genus Onchocerca especially Onchocerca volvulus Untreated such infections can cause serious dermatological problems and in advanced cases may lead to blindness In certain areas of tropical Africa the blindness caused by onchocerciasis is called river blindness |
| Onchorynchus: | A genus of fishes including the sockeye salmon chinook salmon and coho salmon |
| dOncidium: | A genus of tropical orchidaceous plants the flower of one species of which Oncidium Papilio resembles a butterfly |
| Oncograph: | An instrument for registering the changes observable with an oncometer |
| Oncometer: | An instrument for measuring the variations in size of the internal organs of the body as the kidney spleen etc |
| oncoming: | moving toward one approaching |
| oncoming: | the beginning or early stages the onset |
| Oncost: | In cost accounting expenditure which is involved in the process of manufacture or the performance of work and which cannot be charged directly to any particular article manufactured or work done as where different kinds of goods are produced but must be allocated so that each kind of goods or work shall bear its proper share |
| oncotomy: | The opening of an abscess or the removal of a tumor with a cutting instrument |
| Ondatra: | A genus of rodents including the muskrat Ondatra zibethica |
| onde: | Hatred fury envy |
| dOndit: | They say or it is said |
| Ondogram: | The record of an ondograph |
| Ondograph: | An instrument for autographically recording the wave forms of varying currents esp rapidly varying alternating currents |
| Ondometer: | An electric wave meter |
| dOndoyant: | Wavy having the surface marked by waves or slightly depressed furrows as ondoyant glass |
| onduty: | performing or available for duties as her onduty hours were 11pm to 7 am Opposite of offduty |
| one: | A suffix indicating that the substance in the name of which it appears is a ketone as acetone |
| one: | A termination indicating that the hydrocarbon to the name of which it is affixed belongs to the fourth series of hydrocarbons or the third series of unsaturated hydrocarbons as nonone |
| One: | Being a single unit or entire being or thing and no more not multifold single individual |
| One: | A single unit as one is the base of all numbers |
| One: | Any person indefinitely a person or body as what one would have well done one should do ones self |
| One: | To cause to become one to gather into a single whole to unite to assimilite |
| Oneberry: | The herb Paris See Herb Paris under Herb |
| onedimensional: | having only one dimension as a line is a onedimensional object a onedimensional array |
| oneeared: | Relating to or having or hearing with only one ear monaural Opposite of binaural |
| oneedged: | Having only one sharp edge singleedged of cutting instruments mostly swords and razor blades Opposed to doubleedged |
| oneeyed: | having or showing only one eye as oneeyed Jacks are wild the three oneeyed Cyclopes of Greek myth |
| onefifth: | A fifth part |
| onefourth: | A quarter a fourth part |
| onehalf: | one of two equal parts of a divisible whole a half a century and one half |
| onehand: | Employing one hand as the onehand alphabet See Dactylology |
| onehitter: | A game in which a pitcher allows the opposing team only one hit |
| onehorse: | Drawn by one horse having but a single horse as a onehorse carriage |
| Oneidas: | A tribe of Indians formerly inhabiting the region near Oneida Lake in the State of New York and forming part of the Five Nations Remnants of the tribe now live in New York Canada and Wisconsin |
| oneeighth: | an eightht part |
| Oneirocritic: | An interpreter of dreams |
| Oneirocritic: | Of or pertaining to the interpretation of dreams |
| Oneirocriticism: | The art of interpreting dreams |
| Oneiromancy: | Divination by means of dreams |
| Oneiroscopist: | One who interprets dreams |
| Oneiroscopy: | The interpretation of dreams |
| Oneliness: | The state of being one or single |
| Onely: | See Only |
| Onement: | The state of being at one or reconciled |
| Oneness: | The state of being one singleness in number individuality unity |
| Onerary: | Fitted for or carrying a burden |
| Onerate: | To load to burden |
| Oneration: | The act of loading |
| Onerous: | Burdensome oppressive |
| Onerously: | In an onerous manner |
| Ones: | Once |
| Oneself: | A reflexive form of the indefinite pronoun one Commonly written as two words ones self |
| oneseventh: | a seventh part |
| Onesided: | Having one side only or one side prominent |
| onesixth: | a sixth part |
| onestep: | an early ballroom dance precursor to the foxtrot |
| onetenth: | a tenth part |
| Onethe: | Scarcely See Unnethe |
| onethird: | one of three equal parts of a divisible whole |
| oneup: | Ahead of a friend or competitor in some competitive activity |
| oneupmanship: | The attitude or practice of trying to keep one step ahead of a friend or competitor vigorous competitiveness |
| oneway: | Legally permitting movement or travel in one direction only of paths especially roads as oneway streets |
| onewoman: | Designed for or restricted to a single person same as oneman but used when the person in question is female or to avoid sexist language as a onewoman submarine a onewoman show |
| oneyear: | completing its life cycle within a year |
| Ongoing: | The act of going forward progress pl affairs business current events |
| ongoing: | Occurring at present progressing in progress continuing not past completed or future as an ongoing petition drive an ongoing effort |
| Onguent: | An unguent |
| Onhanger: | A hangeron |
| Onion: | A liliaceous plant of the genus Allium Allium cepa having a strongflavored bulb and long hollow leaves also its bulbous root much used as an article of food The name is often extended to other species of the genus |
| oniondome: | A dome with a pointed top its width often extending beyond the width of the tower it covers a style of architecture characteristic of Russian Orthodox churches |
| onionskin: | A kind of thin but strong translucent paper with a glossy finish |
| Onirocritic: | See Oneirocritic |
| Oniscus: | The type genus of the Oniscidae consisting of woodlice that cannot roll into a ball |
| onkey: | In tune striking or singing the proper notes Opposite of offkey |
| onlicense: | a license to sell liquor for consumption on the premises |
| online: | connected by a communications line to a computer Opposite of offline |
| Onliness: | The state of being alone |
| Onloft: | Aloft above ground |
| Onlooker: | A person who observes an event a lookeron a spectator |
| Onlooking: | Looking on or forward |
| Only: | One alone single as the only man present his only occupation |
| Only: | In one manner or degree for one purpose alone simply merely barely |
| Only: | Save or except that an adversative used elliptically with or without that and properly introducing a single fact or consideration |
| Onocerin: | A white crystalline waxy substance extracted from the root of the leguminous plant Ononis spinosa |
| Onoclea: | A genus consisting of only species the sensitive fern in some classifications it is included in the Polypodiaceae |
| onology: | Foolish discourse |
| onomancy: | Divination by the letters of a name nomancy |
| Onomantic: | Of or pertaining to onomancy |
| Onomastic: | Applied to a signature when the body of the instrument is in anothers handwriting |
| Onomasticon: | A collection of names and terms a dictionary specif a collection of Greek names with explanatory notes made by Julius Pollux about a d 180 |
| Onomatechny: | Prognostication by the letters of a name |
| Onomatologist: | One versed in the history of names |
| Onomatology: | The science of names or of their classification |
| Onomatope: | An imitative word an onomatopoetic word |
| Onomatopdia: | The formation of words in imitation of sounds a figure of speech in which the sound of a word is imitative of the sound of the thing which the word represents as the buzz of bees the hiss of a goose the crackle of fire |
| Onomatopdic: | Onomatopoetic |
| Onomatopoetic: | Of or pertaining to onomatopd2ia characterized by onomatopd2ia imitative as an onomatopoetic writer or word |
| Onomatopy: | Onomatopd2ia |
| Onomomancy: | See Onomancy |
| Onondagas: | A tribe of Indians formerly inhabiting what is now a part of the State of New York They were the central or head tribe of the Five Nations |
| Onrush: | A rushing onward |
| Onset: | A rushing or setting upon an attack an assault a storming especially the assault of an army |
| Onset: | To assault to set upon |
| onshore: | coming from the sea toward the land of winds and weather as an onshore gale Opposed to offshore |
| onside: | Not offside being within the prescribed area of play |
| onsidekick: | A kickoff in which the kicking team attempts to kick the ball only so far as is legally required beyond the 50yard line so as to have a better chance to recover the kicked ball itself it is a risky type of play used only when the kicking team is losing and there is little time left to play |
| onsite: | Taking place or located at the indicated site as onsite inspection Opposed to offsite |
| Onslaught: | An attack an onset esp a furious or murderous attack or assault |
| Onstead: | A single farmhouse a steading |
| onstreet: | at the sides of streets as onstreet parking is prohibited at rush hour Opposite of offstreet |
| ontherag: | Menstruating of women |
| onthescene: | Being or occurring at the place or time in question as an onthescene newscast |
| Onto: | On the top of upon on See On to under On prep |
| Ontogenesis: | The history of the individual development of an organism the sequence of events involved in the development of an organism the history of the evolution of the germ the development of an individual organism in distinction from phylogeny or evolution of the tribe Called also henogenesis henogeny |
| Ontogenetic: | Of or pertaining to ontogenesis as ontogenetic phenomena |
| Ontogenic: | Ontogenetic |
| Ontologic: | Ontological |
| Ontological: | Of or pertaining to ontology |
| Ontologically: | In an ontological manner |
| Ontologist: | One who is versed in or treats of ontology |
| Ontology: | That department of the science of metaphysics which investigates and explains the nature and essential properties and relations of all beings as such or the principles and causes of being |
| dOnus: | A burden an obligation |
| Onward: | Moving in a forward direction tending toward a contemplated or desirable end forward as an onward course progress etc |
| Onward: | Toward a point before or in front forward progressively as to move onward |
| Onwardness: | Progress advancement |
| Onwards: | Onward |
| Ony: | Any |
| dOnychia: | A whitlow |
| Onychomancy: | Divination by the nails |
| dOnychophora: | Malacopoda |
| onychophoran: | Any of numerous velvetyskinned wormlike carnivorous animals common in tropical forests having characteristics of both arthropods and annelid worms a member of the Onychophora also called Malacopoda See Malacopoda |
| onymous: | bearing a name as articles in magazines are usually onymous Opposite of anonymous |
| Onyx: | Chalcedony in parallel layers of different shades of color It is used for making cameos the figure being cut in one layer with the next as a ground |
| onyx: | Deep jetblack |
| Oo: | One |
| dO: | A beautiful bird Moho nobilis of the Hawaiian Islands It yields the brilliant yellow feathers formerly used in making the royal robes Called also yellowtufted honeysucker |
| dOdcium: | One of the special zooids or cells of Bryozoa destined to receive and develop ova an ovicell See Bryozoa |
| Ogenesis: | The development or mode of origin of the ova |
| dOgonium: | A special cell in certain cryptogamous plants containing o94spheres as in the rockweeds Fucus and the orders Vaucherie and Peronospore |
| Ooidal: | Shaped like an egg |
| Ook: | Oak |
| Olite: | A variety of limestone consisting of small round grains resembling the roe of a fish It sometimes constitutes extensive beds as in the European Jurassic See the Chart of Geology |
| Olitic: | Of or pertaining to o94lite composed of or resembling o94lite |
| Ological: | Of or pertaining to o94logy |
| Ologist: | One versed in o94logy |
| Ology: | The science of eggs in relation to their coloring size shape and number |
| Oolong: | A fragrant variety of black tea having somewhat the flavor of green tea |
| Oomiac: | A long broad boat used by the Eskimos |
| Oon: | One |
| Oones: | Once |
| Oop: | To bind with a thread or cord to join to unite |
| Oopack: | A kind of black tea |
| Ophore: | An alternately produced form of certain cryptogamous plants as ferns mosses and the like which bears antheridia and archegonia and so has sexual fructification as contrasted with the sporophore which is nonsexual but produces spores in countless number In ferns the o94phore is a minute prothallus in mosses it is the leafy plant |
| Ophorectomy: | Ovariotomy |
| Ophoric: | Having the nature of or belonging to an o94phore |
| dOphoridium: | The macrosporangium or case for the larger kind of spores in heterosporous flowerless plants |
| dOphoritis: | Ovaritis |
| Ophyte: | Any plant of a proposed class or grand division collectively termed o94phytes or O94phyta which have their sexual reproduction accomplished by motile antherozoids acting on o94spheres either while included in their o94gonia or after exclusion |
| Ophytic: | Of or pertaining to an o94phyte |
| Orial: | A wild bearded sheep inhabiting the Ladakh mountains It is reddish brown with a dark beard from the chin to the chest |
| Osperm: | The ovum after fusion with the spermatozo94n in impregnation |
| dOsporangium: | An o94gonium also a case containing oval or rounded spores of some other kind than o94spores |
| Ospore: | A special kind of spore resulting from the fertilization of an o94sphere by antherozoids |
| Osporic: | Of or pertaining to an o94spore |
| Ostegite: | One of the plates which in some Crustacea inclose a cavity wherein the eggs are hatched |
| dOtheca: | An egg case especially those of many kinds of mollusks and of some insects as the cockroach Cf Od2cium |
| Oticoid: | A half oviparous or an oviparous mammal a marsupial or monotreme |
| Otype: | The part of the oviduct of certain trematode worms in which the ova are completed and furnished with a shell |
| Ooze: | Soft mud or slime earth so wet as to flow gently or easily yield to pressure |
| Ooze: | To flow gently to percolate as a liquid through the pores of a substance or through small openings |
| Ooze: | To cause to ooze |
| Oozeleather: | Leather made from sheep and calf skins by mechanically forcing ooze through them esp such leather with a soft finely granulated finish called sometimes velvet finish put on the flesh side for special purposes Ordinary ooze leather is used for shoe uppers in bookbinding etc Hence Ooze calf Ooze finish etc |
| dOzoa: | Same as Acrita |
| oozing: | leaking out slowly |
| Oozy: | Miry containing soft mud resembling ooze as the oozy bed of a river |
| Opacate: | To darken to cloud |
| Opacity: | The state of being opaque the quality of a body which renders it impervious to the rays of light want of transparency opaqueness |
| Opacous: | Opaque |
| Opacular: | Opaque |
| Opah: | A large oceanic fish Lampris guttatus inhabiting the Atlantic Ocean It is remarkable for its brilliant colors which are red green and blue with tints of purple and gold covered with round silvery spots Called also king of the herrings |
| Opake: | See Opaque |
| Opal: | A mineral consisting like quartz of silica but inferior to quartz in hardness and specific gravity |
| Opalesce: | To give forth a play of colors like the opal |
| Opalescence: | A reflection of a milky or pearly light from the interior of a mineral as in the moonstone the state or quality of being opalescent |
| Opalescent: | Reflecting a milky or pearly light from the interior having an opaline play of colors |
| Opaline: | Of pertaining to or like opal in appearance having changeable colors like those of the opal |
| Opaline: | An opaline variety of yellow chalcedony |
| Opalize: | To convert into opal or a substance like opal |
| Opalotype: | A picture taken on bdmilkyb8 glass |
| Opaque: | That which is opaque opacity |
| Opaqueness: | The state or quality of being impervious to light opacity |
| Ope: | Open |
| Ope: | To open |
| Opeidoscope: | An instrument consisting of a tube having one end open and the other end covered with a thin flexible membrance to the center of which is attached a small mirror It is used for exhibiting upon a screen by means of rays reflected from the mirror the vibratory motions caused by sounds produced at the open end of the tube as by speaking or singing into it |
| Opelet: | A brightcolored European actinian Anemonia sulcata syn Anthea sulcata so called because it does not retract its tentacles |
| Open: | Free of access not shut up not closed affording unobstructed ingress or egress not impeding or preventing passage not locked up or covered over applied to passageways as an open door window road etc also to inclosed structures or objects as open houses boxes baskets bottles etc also to means of communication or approach by water or land as an open harbor or roadstead |
| Open: | Open or unobstructed space clear land without trees or obstructions open ocean open water |
| Open: | To make or set open to render free of access to unclose to unbar to unlock to remove any fastening or covering from as to open a door to open a box to open a room to open a letter |
| Open: | To unclose to form a hole breach or gap to be unclosed to be parted |
| Openair: | Taking place in the open air outdoor as an openair game or meeting |
| Openbill: | A bird of the genus Anastomus allied to the stork so called because the two parts of the bill touch only at the base and tip One species inhabits India another Africa Called also openbeak See Illust m under Beak |
| opencast: | same as opencut |
| openchain: | not cyclic having no rings of atoms within the molecular structure having an open chain structure Opposite of cyclic |
| opencollared: | not buttoned at the neck of a shirt as dressed casually in shorts and an opencollared shirt |
| opencut: | worked from the exposed surface of mines and mining as opencut mining |
| opened: | having the covering skin pulled back used of mouth or eyes as his mouth slightly opened Opposite of closed |
| Opendoor: | Open or free admission to all hospitable welcome free opportunity |
| openended: | allowing for a spontaneous response as an openended question Contrasted to multiplechoice |
| Opener: | One who or that which opens |
| Openeyed: | With eyes widely open alert to possible danger watchful vigilant |
| Openhanded: | Generous liberal munificent |
| Openheaded: | Bareheaded |
| Openhearted: | Candid frank generous |
| Openhearthsteel: | See under Open |
| Opening: | The act or process of opening a beginning commencement first appearance as the opening of a speech |
| Openly: | In an open manner publicly not in private without secrecy |
| openminded: | Ready to entertain new ideas Contrasted with closedminded |
| Openmouthed: | Having the mouth open gaping hence greedy clamorous |
| Openness: | The quality or state of being open |
| Opensea: | A sea open to all nations See Mare clausum |
| Openverdict: | A verdict on a preliminary investigation finding the fact of a crime but not stating the criminal or finding the fact of a violent death without disclosing the cause |
| Openwork: | Anything so constructed or manufactured in needlework carpentry metal work etc as to show openings through its substance work that is perforated or pierced |
| opepe: | A large African forest tree Nauclea diderrichii yielding a strong hard yellow to golden brown lumber sometimes placed in genus Sarcocephalus and then called Sarcocephalus diderrichii |
| Opera: | A drama either tragic or comic of which music forms an essential part a drama wholly or mostly sung consisting of recitative arias choruses duets trios etc with orchestral accompaniment preludes and interludes together with appropriate costumes scenery and action a lyric drama |
| Operable: | Practicable |
| Operameter: | An instrument or machine for measuring work done especially for ascertaining the number of rotations made by a machine or wheel in manufacturing cloth a counter |
| Operance: | The act of operating or working operation |
| Operand: | The symbol quantity or thing upon which a mathematical operation is performed called also faciend |
| Operant: | Operative |
| operantconditioning: | A process for causing animals to behave in a specific manner by rewarding or punishing the animal each time it performs a certain act after a time the animal comes to associate the reward or punishment with the act and will increase or decrease the frequency of performing that act |
| Operate: | To perform a work or labor to exert power or strength physical or mechanical to act |
| Operate: | To produce as an effect to cause |
| Operatic: | Of or pertaining to the opera or to operas characteristic of suitable for or resembling the opera as an operatic voice |
| operating: | pr p of operate as the operating conditions of the oxidation pond |
| Operation: | The act or process of operating agency the exertion of power physical mechanical or moral |
| operational: | of or pertaining to operations as operational procedure |
| operationalism: | the doctrine that the meaning of a proposition consists of the operations involved in defining proving or applying it |
| operationalist: | Of or pertaining to operationalism |
| operations: | financial transactions at a brokerage having to do with the execution of trades and keeping customer records |
| Operative: | Having the power of acting hence exerting force physical or moral active in the production of effects as an operative motive operative laws |
| Operative: | A skilled worker an artisan esp one who operates a machine in a mill or manufactory |
| Operatively: | In an operative manner |
| Operator: | One who or that which operates or produces an effect |
| Operatory: | A laboratory |
| Opercle: | Any one of the bony plates which support the gill covers of fishes an opercular bone |
| Opercula: | See Operculum |
| Opercular: | Of pertaining to or like an operculum |
| Opercular: | The principal opercular bone or operculum of fishes |
| Operculate: | Closed by a lid or cover as the capsules of the mosses |
| Operculiferous: | Bearing an operculum |
| Operculiform: | Having the form of a lid or cover |
| Operculigenous: | Producing an operculum said of the foot or part of the foot of certain mollusks |
| Operculum: | The lid of a pitcherform leaf |
| Operetta: | A short light musical drama |
| Operose: | Wrought with labor requiring labor hence tedious wearisome |
| Operosity: | Laboriousness |
| Operous: | Operose |
| Opertaneous: | Concealed private |
| Opetide: | Open time applied to different things |
| Ophelic: | Of pertaining to or designating a substance called ophelic acid extracted from a plant Ophelia of the Gentian family as a bitter yellowish sirup used in India as a febrifuge and tonic |
| Ophicleide: | A large brass wind instrument formerly used in the orchestra and in military bands having a loud tone deep pitch and a compass of three octaves now generally supplanted by bass and contrabass tubas It developed from the older wooden instrument called the serpent |
| dOphidia: | The suborder of reptiles which includes the serpents called also Serpentes |
| Ophidian: | One of the Ophidia a snake or serpent |
| Ophidian: | Of or pertaining to the Ophidia belonging to serpents |
| Ophidioid: | Of or pertaining to the Ophidiid a family of fishes which includes many slender species |
| dOphidion: | The typical genus of ophidioid fishes Written also Ophidium See Illust under Ophidioid |
| Ophidious: | Ophidian |
| Ophiodontidae: | A natural family of fishes closely related to greenlings fish of the genus Hexagrammos |
| Ophioglossaceae: | A natural family of succulent ferns cosmopolitan in distribution |
| Ophioglossales: | An order coextensive with the family Ophioglossaceae |
| Ophiolatry: | The worship of serpents |
| Ophiologic: | Of or pertaining to ophiology |
| Ophiologist: | One versed in the natural history of serpents |
| Ophiology: | That part of natural history which treats of the ophidians or serpents |
| Ophiomancy: | Divination by serpents as by their manner of eating or by their coils |
| dOphiomorpha: | An order of tailless amphibians having a slender wormlike body with regular annulations and usually with minute scales imbedded in the skin The limbs are rudimentary or lacking It includes the ccilians Called also Gymnophiona and Ophidobatrachia |
| Ophiomorphite: | An ammonite |
| Ophiomorphous: | Having the form of a serpent |
| Ophiophagous: | Feeding on serpents said of certain birds and reptiles |
| dOphiophagus: | A genus of venomous East Indian snakes which feed on other snakes Ophiophagus elaps is said to be the largest and most deadly of poisonous snakes |
| Ophism: | Doctrines and rites of the Ophites |
| Ophite: | Of or pertaining to a serpent |
| Ophite: | A greenish spotted porphyry being a diabase whose pyroxene has been altered to uralite first found in the Pyreness So called from the colored spots which give it a mottled appearance |
| Ophite: | A mamber of a Gnostic serpentworshiping sect of the second century |
| dOphiuchus: | A constellation in the Northern Hemisphere delineated as a man holding a serpent in his hands called also Serpentarius |
| dOphiura: | A genus of ophiurioid starfishes |
| Ophiuran: | Of or pertaining to the Ophiurioidea |
| Ophiurid: | Same as Ophiurioid |
| dOphiurida: | Same as Ophiurioidea |
| Ophiurioid: | Of or pertaining to the Ophiurioidea |
| dOphiurioidea: | A class of starshaped echinoderms having a disklike body with slender articulated arms which are not grooved beneath and are often very fragile called also Ophiuroida and Ophiuridea See Illust under Brittle star |
| dOphryon: | The supraorbital point |
| Ophthalmia: | An inflammation of the membranes or coats of the eye or of the eyeball |
| Ophthalmic: | Of pertaining to or in the region of the eye ocular as the ophthalmic or orbitonasal nerve a division of the trigeminal which gives branches to the lachrymal gland eyelids nose and forehead |
| Ophthalmite: | An eyestalk the organ which bears the compound eyes of decapod Crustacea |
| ophthalmitis: | severe conjunctivitis ophthalmia |
| Ophthalmological: | Of or pertaining to ophthalmology |
| Ophthalmologist: | One skilled in ophthalmology an oculist |
| Ophthalmology: | The science which treats of the structure functions and diseases of the eye |
| Ophthalmometer: | An instrument devised by Helmholtz for measuring the size of a reflected image on the convex surface of the cornea and lens of the eye by which their curvature can be ascertained |
| Ophthalmoscope: | An instrument for viewing the interior of the eye particularly the retina Light is thrown into the eye by a mirror usually concave and the interior is then examined with or without the aid of a lens |
| Ophthalmoscopy: | A branch of physiognomy which deduces the knowledge of a persons temper and character from the appearance of the eyes |
| Ophthalmy: | Same as Ophthalmia |
| Opianic: | Of pertaining to or designating an organic acid obtained by the oxidation of narcotine |
| opianine: | An alkaloid C22H23NO7 found in small quantity in opium It is identical with narcotine It is present in amounts up to 11 in Papaver somniferum and is used clinically as an antitussive |
| Opianyl: | Same as Meconin |
| Opiate: | Originally a medicine of a thicker consistency than sirup prepared with opium |
| Opiate: | Inducing sleep somniferous narcotic hence anodyne causing rest dullness or inaction as the opiate rod of Hermes |
| Opiate: | To subject to the influence of an opiate to put to sleep |
| Opiated: | Mixed with opiates |
| Opie: | Opium |
| Opiferous: | Bringing help |
| Opifice: | Workmanship |
| Opificer: | An artificer a workman |
| Opinable: | Capable of being opined or thought |
| Opination: | The act of thinking a supposition |
| Opinative: | Obstinate in holding opinions opinionated |
| Opinator: | One fond of his own opinions one who holds an opinion |
| Opine: | To have an opinion to judge to think to suppose |
| Opiner: | One who opines |
| Opiniaster: | Opinionated |
| Opiniastrous: | See Opiniaster Obs |
| Opiniate: | To hold or maintain persistently |
| Opiniated: | Opinionated |
| Opiniative: | Opinionative |
| Opiniator: | One who is opinionated |
| Opiniatre: | See Opiniaster |
| Opiniatrety: | Obstinacy in opinions |
| Opinicus: | An imaginary animal borne as a charge having wings an eagles head and a short tail sometimes represented without wings |
| Opining: | Opinion |
| Opinion: | That which is opined a notion or conviction founded on probable evidence belief stronger than impression less strong than positive knowledge settled judgment in regard to any point of knowledge or action |
| Opinion: | To opine |
| Opinionable: | Being or capable of being a matter of opinion that can be thought not positively settled as an opinionable doctrine |
| Opinionate: | Opinionated |
| Opinionated: | Stiff in opinion firmly or unduly adhering to ones own opinion or to preconceived notions obstinate in opinion |
| Opinionately: | Conceitedly |
| Opinionatist: | An opinionist |
| Opinionative: | Unduly attached to ones own opinions opinionated |
| Opinionator: | An opinionated person one given to conjecture |
| Opinioned: | Opinionated conceited |
| Opinionist: | One fond of his own notions or unduly attached to his own opinions |
| Opiparous: | Sumptuous |
| Opisometer: | An instrument with a revolving wheel for measuring a curved line as on a map |
| dOpisthion: | The middle of the posterior or dorsal margin of the great foramen of the skull |
| dOpisthobranchia: | A division of gastropod Mollusca in which the breathing organs are usually situated behind the heart It includes the tectibranchs and nudibranchs |
| Opisthobranchiate: | Of or pertaining to the Opisthobranchiata |
| Opisthocdlian: | Concave behind applied especially to vertebr in which the anterior end of the centrum is convex and the posterior concave |
| Opisthodome: | A back chamber especially that part of the naos or cella farthest from the main entrance sometimes having an entrance of its own and often used as a treasury |
| dOpisthoglypha: | A division of serpents which have some of the posterior maxillary teeth grooved for fangs |
| Opisthography: | A writing upon the back of anything as upon the back of a leaf or sheet already written upon on one side |
| dOpisthomi: | An order of eellike fishes having the scapular arch attached to the vertebr but not connected with the skull |
| Opisthopulmonate: | Having the pulmonary sac situated posteriorly said of certain airbreathing Mollusca |
| Opisthotic: | The inferior and posterior of the three elements forming the periotic bone |
| dOpisthotonos: | A tetanic spasm in which the body is bent backwards and stiffened |
| Opitulation: | The act of helping or aiding help |
| Opium: | The inspissated juice of the Papaver somniferum or white poppy |
| Opletree: | The witchhazel |
| Opobalsam: | The old name of the aromatic resinous juice of the Balsamodendron opobalsamum now commonly called balm of Gilead See under Balm |
| Opodeldoc: | A kind of plaster said to have been invented by Mindererus used for external injuries |
| dOpolchenie: | See Army organization above |
| Opopanax: | The inspissated juice of an umbelliferous plant the Opoponax Chironum brought from Turkey and the East Indies in loose granules or sometimes in larger masses of a reddish yellow color with specks of white It has a strong smell and acrid taste and was formerly used in medicine as an emmenagogue and antispasmodic |
| Opossum: | Any American marsupial of the genera Didelphys and Chironectes called also possum The common species of the United States is Didelphys Virginiana |
| Oppidan: | Of or pertaining to a town |
| Oppidan: | An inhabitant of a town |
| Oppignerate: | To pledge to pawn |
| Oppilate: | To crowd together to fill with obstructions to block up |
| Oppilation: | The act of filling or crowding together a stopping by redundant matter obstruction particularly in the lower intestines |
| Oppilative: | Obstructive |
| Opplete: | Filled crowded |
| Oppletion: | The act of filling up or the state of being filled up fullness |
| Oppone: | To oppose |
| Opponency: | The act of opening an academical disputation the proposition of objections to a tenet as an exercise for a degree |
| Opponent: | Situated in front opposite hence opposing adverse antagonistic |
| Opponent: | One who opposes an adversary an antagonist a foe |
| Opportune: | Convenient ready hence seasonable timely |
| Opportune: | To suit |
| Opportunism: | The art or practice of taking advantage of opportunities or circumstances or of seeking immediate advantage with little regard for ultimate consequences |
| Opportunist: | One who advocates or practices opportunism |
| opportunistic: | taking immediate advantage often unethically of any circumstance of possible benefit practising opportunism |
| Opportunity: | Fit or convenient time or situation a time or place permitting or favorable for the execution of a purpose a suitable combination of conditions suitable occasion chance |
| Opposability: | The condition or quality of being opposable |
| Opposable: | Capable of being opposed or resisted |
| Opposal: | Opposition |
| Oppose: | To place in front of or over against to set opposite to exhibit |
| Oppose: | To be set opposite |
| opposed: | characterized by active opposition as two bitterly opposing schools of thought |
| Opposeless: | Not to be effectually opposed irresistible |
| opposer: | One who opposes an opponent an antagonist an adversary |
| opposite: | Placed over against standing or situated over against or in front facing often with to as a house opposite to the Exchange the concert hall and the state theater stood opposite each other on the plaza |
| Opposite: | One who opposes an opponent an antagonist |
| Oppositely: | In a situation to face each other in an opposite manner or direction adversely |
| Oppositeness: | The quality or state of being opposite |
| Oppositifolious: | Placed at the same node with a leaf but separated from it by the whole diameter of the stem as an oppositifolious peduncle |
| Opposition: | The act of opposing an attempt to check restrain or defeat resistance |
| Oppositionist: | One who belongs to the opposition party |
| Oppositipetalous: | Placed in front of a petal |
| Oppositisepalous: | Placed in front of a sepal |
| Oppositive: | Capable of being put in opposition |
| Oppress: | To impose excessive burdens upon to overload hence to treat with unjust rigor or with cruelty |
| oppressed: | having excessive or unfair burdens imposed |
| Oppression: | The act of oppressing or state of being oppressed |
| Oppressive: | Unreasonably burdensome unjustly severe rigorous or harsh as oppressive taxes oppressive exactions of service an oppressive game law |
| Oppressor: | One who oppresses one who imposes unjust burdens on others one who harasses others with unjust laws or unreasonable severity |
| Oppressure: | Oppression |
| Opprobrious: | Expressive of opprobrium attaching disgrace reproachful scurrilous as opprobrious language |
| Opprobrium: | A state of disgrace infamy reproach mingled with contempt odium3 |
| Opprobry: | Opprobrium |
| Oppugn: | To fight against to attack to be in conflict with to oppose to resist |
| Oppugnancy: | The act of oppugning opposition resistance |
| Oppugnant: | Tending to awaken hostility hostile opposing warring |
| Oppugnation: | Opposition |
| Oppugner: | One who opposes or attacks that which opposes |
| Opsimathy: | Education late in life |
| Opsiometer: | An instrument for measuring the limits of distinct vision in different individuals and thus determiming the proper focal length of a lens for correcting imperfect sight |
| Opsonation: | A catering a buying of provisions |
| Optable: | That may be chosen desirable |
| Optate: | To choose to wish for to desire |
| Optation: | The act of optating a wish |
| Optative: | Expressing desire or wish |
| Optative: | Something to be desired |
| Optatively: | In an optative manner with the expression of desire |
| Optic: | The organ of sight an eye |
| Optic: | Of pertaining to or using vision or sight as optical illusions |
| opticalactivity: | the ability of a chemical compound to rotate the plane of planepolarized light This is found only in chemicals whose molecular structure does not have a plane of symmetry and is common in biochemical compounds |
| opticalcable: | a cable containing multiple optical fibers |
| opticalfiber: | A thin fiber of very pure glass used to carry signals transmitted by means of light It has much greater informationcarrying capacity than a copper wire and in the 1990s became a dominant means of transmitting telephone communications over long distances |
| Optically: | By optics or sight |
| Optician: | One skilled in optics |
| Optics: | That branch of physical science which treats of the nature and properties of light the laws of its modification by opaque and transparent bodies and the phenomena of vision |
| Optigraph: | A telescope with a diagonal eyepiece suspended vertically in gimbals by the object end beneath a fixed diagonal plane mirror It is used for delineating landscapes by means of a pencil at the eye end which leaves the delineation on paper |
| Optimacy: | Government by the nobility |
| optimal: | Best possible most desirable optimum as the optimal concentration of a drug |
| Optimate: | Of or pertaining to the nobility or aristocracy |
| dOptimates: | The nobility or aristocracy of ancient Rome as opposed to the populares |
| Optime: | One of those who stand in the second rank of honors immediately after the wranglers in the University of Cambridge England They are divided into senior and junior optimes |
| optimise: | Same as optimize |
| Optimistic: | Of or pertaining to optimism tending or conforming to the opinion that all events are ordered for the best |
| optimize: | To make as useful effective or functional as possible as to optimize the speed of a computer program |
| Optimity: | The state of being best |
| optimum: | Best possible or most desirable usually under a restriction expressed or implied as an optimum return on capital optimum concentration of a drug an optimum result |
| optimum: | The most favorable condition greatest degree or largest amount possible under given circumstances |
| Option: | The power of choosing the right of choice or election an alternative |
| Optional: | Involving an option depending on the exercise of an option left to ones discretion or choice allowed but not compulsory as optional studies it is optional with you to go or stay |
| Optionally: | In an optional manner |
| optionee: | A person who holds an option to buy or sell a financial instrument See option |
| Optocdle: | The cavity of one of the optic lobes of the brain in many animals |
| Optogram: | An image of external objects fixed on the retina by the photochemical action of light on the visual purple See Optography |
| Optography: | The production of an optogram on the retina by the photochemical action of light on the visual purple the fixation of an image in the eye The object so photographed shows white on a purple or red background See Visual purple under Visual |
| Optometer: | An instrument for measuring the distance of distinct vision mainly for the selection of eveglasses |
| Optometrist: | One who is skilled in or practices optometry especially one who examines the eyes for defects in vision and prescribes the proper lenses to correct any defects discovered |
| Optometry: | Measurement of the range of vision esp by means of the optometer |
| Opulence: | Wealth riches affluence |
| Opulency: | See Opulence |
| Opulent: | Having a large estate or property wealthy rich affluent as an opulent city an opulent citizen |
| dOpuntia: | A genus of cactaceous plants the prickly pear or Indian fig |
| Opuntiales: | An order of plants coextensive with the family Cactaceae comprising the cactuses |
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