Skip to content A B C D E F G H I J K L M N O P Q R S T U V W X Y Z ORV A motor vehicle restricted to non-road venues. A vehicle not allowed on public roadways. orval A sage, of species Salvia viridis. orvet The slowworm. orvietan A medicinal preparation made from herbs, wine and honey, thought to be an antidote for any poison. orvietite A mineral consisting of a mixture of plagioclase and sanidine with smaller amounts of leucite and augite, etc. Orvieto A white wine from that town. Orville A male given name originating as a coinage. Orvin A male given name. Orvis A surname. Orwell A village and civil parish in South Cambridgeshire district, Cambridgeshire, England (OS grid ref TL3650). Orwellesque Synonym of Orwellian. Orwellian Resembling the totalitarian political methods decried in the works of writer George Orwell, particularly in the dystopian novel Nineteen Eighty-Four; characterized by use of misleading terminology, propaganda, censorship, surveillance and repression. Orwellianism Orwellian systems or methods generally; totalitarian propaganda, surveillance, repression, etc. Orwellianistic Of or related to Orwellianism Orwellianly In an Orwellian manner. Orwellism Synonym of Orwellianism. Orwoll A surname. oryctere The aardvark. orycteropodid Any member of the Orycteropodidae, the aardvark and its extinct relatives. orycteropodoid Relating to, or characteristic of an orycterope oryctics The branch of geology relating to fossils. oryctognostic Relating to oryctognosy. oryctognostical Relating to oryctognosy. oryctognostically In a manner relating to oryctognosy. oryctognosy Knowledge about things dug up, especially what is now considered mineralogy. oryctographic Relating to oryctography. oryctographically In a manner relating to oryctography. oryctography The description of fossils. oryctologic Relating to oryctology. oryctological Of or pertaining to oryctology. oryctologist Someone versed in oryctology. oryctology The study of things dug out of the earth, including minerals and fossils. oryctozoology The zoology of fossils orygine Relating to, or characteristic of an oryx Oryol An oblast of Russia. orysastrobin A particular fungicide. oryx Any of several antelopes, of the genus Oryx, native to Africa, which have long, straight horns oryzacystatin A cysteine proteinase inhibitor of rice. oryzalexin Any of a particular class of diterpene phytoalexins, typically obtained from rice leaves oryzalin A selective herbicide used to control annual grasses etc. in food crops oryzanol An antioxidant found in rice bran oil. oryzastrobin A particular strobilurin fungicide. oryzavirus Any virus of the genus Oryzavirus oryzenin A glutelin that is the main protein in rice oryzin A predominant extracellular alkaline endopeptidase of the mold Aspergillus oryzae. oryzivorous Having a diet rich in rice. oryzoid Of or pertaining to rice-like plants of the Oryzoideae. oryzomyine Any member of the rodent tribe Oryzomyini, including the rice rats. Orzech A surname from Polish. Orzechowski A surname from Polish. Orzel A surname from Polish. Orzhiv A rural settlement in Klevan settlement hromada, Rivne Raion, Rivne Oblast, founded in 1445 orzo A form of pasta the size and shape of grains of rice or barley; often used in soups. os An Ordnance Survey map. Osage A member of the Osage Nation. Osagean An age forming part of the Carboniferous. osajaxanthone A yellow pigment found in certain plants. osajin A flavonoid pigment found in the horseapple. Osaka The capital city of Osaka Prefecture, Japan. Osakan Of, relating to, from, or characteristic of Osaka in Japan. osakate A kimarite in which the attacker, grappling near the edge, bends backwards and swings his opponent around and out. osalmid A choleretic drug. Osam A river in Bulgaria Osama A male given name from Arabic. Osamu A male given name from Japanese. osanetant A neurokinin 3 receptor antagonist being researched for the treatment of schizophrenia. osar An esker. osari A kind of Kandyan sari having a frill and sometimes puffed-up sleeves. osarizawaite A greenish-yellow mineral with the chemical formula PbCuAl₂(SO₄)₂(OH)₆, having rhombohedral crystals. osarsite A monoclinic-prismatic gray mineral containing arsenic, osmium, ruthenium, and sulfur. Osasco A municipality of São Paulo, Brazil. OSASCOMP Order of adjectives: opinion, size, age, shape, colour, origin, material, purpose osaterone A particular antiandrogen. Osawa A surname from Japanese. osazone any glycoside of an aldose or 2-ketose formed by reaction with excess of an aryl-hydrazine Osbaldeston A village and civil parish in Ribble Valley district, Lancashire, England (OS grid ref SD6431). osbipy A compound, formed from osmium tetroxide and 2,2'-bipyridine, used to label thymidine during electrophoresis Osborn An English surname transferred from the given name. Osborne An English surname transferred from the given name. osbornite A golden yellow mineral containing nitrogen and titanium. Osbourn A settlement in Antigua and Barbuda. Oscan Of or pertaining to the Oscan language or Oscan people, or their writing system. oscar An Academy Award. Oscared Having been awarded an Oscar statuette. oscarellid Any of the family Oscarellidae of marine sponges. oscarkempffite A rare opaque mineral found in Bolivia with the chemical formula Ag₁₀Pb₄(Sb₁₇Bi₉)S₄₈. Oscarless Not winning, or having won, an Oscar (an Academy Award) Oscarlike Resembling an Oscar (an Academy Award statue) Oscarologist An expert in the Oscars Oscarson A surname from Swedish. Oscarworthy Worthy of winning an Oscar (an Academy Award). Osceola A community in Admaston/Bromley, Renfrew County, Ontario, Canada. oscheal Pertaining to the scrotum. oscheocele A scrotal hernia. oscheoplasty plastic surgery of the scrotum Oschophoria A set of Ancient Greek festival rites held in Athens during the month of Pyanepsion (autumn) in honor of Dionysus. Osci An ancient Italic people from Campania in Italy. oscillancy oscillation. oscillate To swing back and forth, especially if with a regular rhythm. oscillating Moving in a repeated back-and-forth motion; coming and going. oscillatingly In an oscillating way or manner. oscillation the act of oscillating or the state of being oscillated oscillational Relating to oscillation. oscillationally In terms of oscillation. oscillationless Without oscillation. oscillationlike Resembling oscillation; moving back and forth, or appearing to do so. oscillative Tending to oscillate; oscillatory, oscillating. oscillatively In an oscillative manner. oscillativity The quality of being oscillative. oscillaton A spherically-symmetric solution to an Einstein–Klein–Gordon equation oscillator A tuned electronic circuit used to generate a continuous output waveform. oscillatoriaceous Of or relating to the Oscillatoriaceae. oscillatorian Any filamentous cyanobacterium of the genus Oscillatoria. oscillatorical oscillatory oscillatorily In a way of oscillations or oscillators. oscillatorioid Being or relating to any cyanobacterium of the order Oscillatoriales. oscillatority The quality of being oscillatory. oscillatory That oscillates; oscillating. oscillaxanthin A particular carotenoid. oscilloclast A device that was supposed to diagnose cancer from tissue samples. oscillogenesis The generation of physiological oscillations oscillogram A record produced by an oscillograph or oscilloscope. oscillograph An instrument for measuring alternating or varying electric current in terms of current and voltage; an oscilloscope. oscillographic Of or pertaining to an oscillograph oscillographically By means of oscillography. oscillography Measurement by means of an oscillograph. oscillometer Any of several devices that measure oscillations oscillometric Of or pertaining to oscillometry. oscillometrically In an oscillometric manner oscillometry The measurement of oscillations oscillon A form of soliton observed in a granular environment. oscillopathic Relating to or characteristic of oscillopathies oscillopathy Any neurocognitive disorder characterised by oscillations in brain rhythms oscillopolarographic Relating to oscillopolarography. oscillopsia A visual disturbance in which objects in the visual field appear to oscillate. oscilloscope An electronic measuring instrument that creates a visible two-dimensional graph, on a screen, of one or more continuously varying voltages or currents. oscilloscopic Relating to, or carried out by using an oscilloscope. oscilloscopy The use of the oscilloscope. oscillotonometer A form of sphygmomanometer (for measuring blood pressure) that employs two alternating cuffs that measure systolic and diastolic pressures oscillotonometric Of or relating to oscillotonometry or the oscillotonometer. oscillotonometry The measurement of blood pressure by means of an oscillotonometer oscine Of or pertaining to songbirds (suborder Passeri). oscinine Of or pertaining to the Oscines, or songbirds (birds of the clade Passeri). oscitance oscitancy oscitancy the act of yawning oscitant yawning or gaping oscitantly In an oscitant manner; drowsily or yawningly oscitate To gape or yawn. oscitation The act of yawning or gaping. oscnode A node of a plane curve where two branches meet with contact order 3.