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 ochraceous Ochre-colored. ochratoxicosis toxicosis by an ochratoxin ochratoxigenic That produces ochratoxins ochratoxin Any of a class of mycotoxins, having an isocoumarin structure, produced by some fungi of the genus Aspergillus and others ochre A clay earth pigment containing silica, aluminum and ferric oxide. ochrea A greave or legging. ochreasteroside A particular steroid glycoside. ochreate Provided with ocreae, or sheath-formed stipules, such as found in the rhubarb, yellow dock, and knotgrass. ochred Painted or coloured with ochre. ochreish Having an ochre-like color ochrephilone The chromenone (6aR,9R,9aR)-9-acetyl-3-[(1E,3E,5S)-3,5-dimethylhepta-1,3-dienyl]-6a-methyl-9,9a-dihydrofuro[2,3-h]isochromene-6,8-dione ochrept A particular type of inceptisol. ochric Either too thin, too light in colour, or too low in organic matter to be considered either mollic or umbric. ochrish Having an ochre-like color. ochrobactin A siderophore produced by bacteria of the genus Ochrobactrum ochroid Resembling or containing ochre. ochroleucous Yellowish-white; having a faint tint of dingy yellow ochronosis Abnormal brown pigmentation of tissue (especially cartilage and ligaments), specifically that resulting from the accumulation of a melanin-like pigment derived from homogentisic acid in the metabolic disorder alkaptonuria. ochronotic Having or pertaining to ochronosis. ochrophyte Any heterokont of the phylum Ochrophyta ochrosol A deeply-weathered latosol ochrous Containing ochre. Ochs A surname. Ochsner A surname from German. ochterid Any insect in the family Ochteridae. ochyroceratid Any spider in the family Ochyroceratidae. Ocicat A domestic cat of a breed that is spotted like a wild cat, established from Siamese and Abyssinian stock. ocify To make into an original character. OCILLA A city, the county seat of Irwin County, Georgia, United States. ocimene Any of several isomeric monoterpenes found in many plants Ocimibundu A member of the southern Mbundu, a Bantu ethnic group living on the Bié Plateau of central Angola and in the coastal strip west of these highlands. ocinaplon A particular kind of anxiolytic pyrazolopyrimidine drug. ock A man of Middle Eastern descent that runs a deli or bodega, typically in New York. Ockbrook A village in Ockbrook and Borrowash parish, Erewash borough, Derbyshire, England (OS grid ref SK4236). Ockenden A village near Cuckfield, West Sussex Ockendon An area which straddles the boundary between Greater London and Essex, England; North Ockendon is in Greater London and South Ockendon in Essex. ocker Interest on money; usury; increase. ockerdom The world or sphere of ockers (boorish, uncultivated Australians). ockerer A usurer. ockerette A female ocker (boorish, uncultivated Australian). ockerina Synonym of ockerette. ockerish Resembling or characteristic of an ocker (boorish, uncultivated Australian). ockerism The manners or habits of ockers. Ockerman A surname from Dutch. Ockham A rural and semirural village and civil parish in Guildford borough, Surrey, England (OS grid ref TQ0756). Ockhamism A nominalist school of philosophical thought founded by William of Ockham in the 14th century. Ockhamist A follower of Ockhamism. Ockhamistic Of or pertaining to William of Ockham, 13th-14th century English Franciscan friar and scholastic philosopher. Ockler A surname from German. Ockley A village and civil parish in Mole Valley district, Surrey, England (OS grid ref TQ1440). Ockseu Synonym of Wuqiu. ocky Brother, a close male friend or associate alternative form of ock oclacitinib A veterinary medication belonging to the class of Janus kinase inhibitors, used for the treatment of atopic dermatitis in dogs. Oclair A surname from French. Ocmulgee A western tributary of the Altamaha River, in the U.S. state of Georgia. ocnophil A personality type characterised by avoidance of dangerous of unfamiliar situations, and the reliance on other people for security. ocnophilic Relating to, or characteristic of an ocnophil (someone who tends to avoid dangerous or unfamiliar situations). Ocoee A city in Orange County, Florida, United States. ocoid Any member of the Ocoidae. Ocon A surname from Spanish. Oconee A small city in Washington County, Georgia, United States. Oconomowoc A city and town in Waukesha County, Wisconsin, United States. Oconto A village in Custer County, Nebraska, United States. ocote Any of various pine trees of Latin America. Ocotepec A town in Cuernavaca, Morelos, Mexico. Ocotepeque A city in Honduras. ocotillo Any of various succulent plants, not closely related to the cactus, in genus Fouquieria, especially Fouquieria splendens, living in Central America or the southwest United States. OCR To perform optical character recognition upon. OCRable Able to be accurately scanned by OCR (optical character recognition). Ocracoke An island of North Carolina, United States. Ocracoker A resident of Ocracoke Island, North Carolina. ocracy Any of various forms of government or rule as designated by words ending in -ocracy. ocrea A sheath around a plant stem forming from the stipule of a leaf and extending above the point of insertion of the leaf. ocreaceous Relating to, or having the form of an ocrea ocreal Relating to the ocrea. ocreate Wearing boots, leggings, or ochreae (greaves). ocrelizumab A humanized monoclonal antibody with possible applications as an immunosuppressive drug. ocriflavine flavin ocriplasmin A recombinant protease, having activity against fibronectin and laminin, which is used in the treatment of vitreomacular adhesion Ocsenas A surname. octa The proportion of the sky that is obscured by clouds, in eighths (one octa means that one eighth of the sky is obscured, two octas that one quarter is obscured, and so on). octaacetate Any compound that has eight acetate groups (typically of a sugar) octaazacubane A theoretical molecule composed of eight (8) nitrogen atoms only, in a cubic configuration, with each nitrogen (N) atom being a vertex on the cube, and bonding to three other nitrogens at the nearest three other vertexes. This is theorized to be the high explosive with the highest velocity, the most explosive non-nuclear explosive. It is an allotrope of nitrogen, and an analogue of the organic molecule cubane; and an isomer of octanitrogen (N₈). octaazamacrocycle Any macrocycle that contains eight nitrogen atoms. octabasic containing eight replaceable hydrogen atoms octabenzone An ultraviolet absorber/screener, used to protect polymers against damage by UV light. octabin A large, octagonal (eight-sided) corrugated bulk container, typically placed on a pallet, used for storing, shipping, and handling large quantities of loose, flowable, or heavy materials. octabromide any bromide containing eight bromine atoms in each molecule octabromo Eight bromine atoms in a molecule octabromoporphyrin Any octabromo derivative of a porphyrin, some of which may be used in the spectrophotometric determination of lithium octacaine An anesthetic drug. octacalcium Eight calcium atoms or ions in a compound octacarbide Any carbide containing eight carbon atoms per molecule octacarbonate Any compound containing eight carbonate groups in each molecule or unit cell octachloride Any chloride containing eight chlorine atoms in each molecule. octachlorobiphenyl Either of twelve isomers of the polychlorinated biphenyl containing eight chlorine atoms octachlorodibenzofuran The toxic perchloro derivative of dibenzofuran 1,2,3,4,6,7,8,9-octachlorodibenzofuran octachord A musical instrument with eight strings. octachoron A four-dimensional object analogous to a cube, constructed out of eight cubes. octachotomy The division of one into eight separate but related parts. octacistronic Relating to or composed of eight cistrons. octacontagon A polygon with eighty sides and eighty angles. octacontane Any saturated aliphatic hydrocarbon that has 80 carbon atoms, but especially n-octacontane octacoordinated coordinated with eight ligands octacopper Eight atoms of copper in a chemical compound. octacore Composed of eight cores. octacosadienoate Any salt or ester of an octacosadienoic acid octacosane Any of very many isomers of the aliphatic hydrocarbon having 28 carbon atoms, but especially n-octacosane CH₃(CH₂)₂₆CH₃ octacosanoate Any salt or ester of octacosanoic acid octacosanoic Of or pertaining to octacosanoic acid or its derivatives; montanic octacosanol Any aliphatic alcohol derived from octacosane, but especially 1-octacosanol that is found in plant waxes octacosenoate Any salt or ester of an octacosenoic acid octactinal Of a sponge spicule: having eight rays. octactinian Any anthozoan coral of the former subclass Octactinia octacube 24-cell octacyanomolybdate The anion Mo(CN)₈⁴⁻; any salt containing this anion octacyclic Having eight rings (of atoms) octad A group of eight things. octadecacopper Eighteen atoms of copper in a chemical compound. octadecadienoate Any salt or ester of octadecadienoic acid. octadecadienoic Of or pertaining to octadecadienoic acid or its derivatives; linoleic. octadecadienoyl The univalent radical derived from octadecadienoic acid by loss of the hydroxy group octadecafluorooctane Synonym of perfluorooctane. octadecagon A polygon with 18 sides and 18 vertices. octadecahedral In the form of an octadecahedron. octadecahedron A polyhedron with eighteen faces. octadecahydrate Eighteen water molecules in a hydrated compound. octadecamer An oligomer having eighteen subunits. octadecameric Of or pertaining to an octadecamer. octadecanal The aliphatic aldehyde that has 18 carbon atoms octadecanamide The acid amide of octadecanoic acid octadecane Any of very many isomeric alkanes having the formula C₁₈H₃₈, but especially n-octadecane CH₃(CH₂)₁₆CH₃. octadecanethiol The aliphatic thiol that has 18 carbon atoms octadecanoate Any salt or ester of octadecanoic acid octadecanoic Of or pertaining to octadecanoic acid or its derivatives octadecanoid Relating to octadecanoic acid and its derivatives, but especially to polyunsaturated forms that are involved in the biosynthesis of jasmonic acid octadecanol Any saturated aliphatic alcohol that has eighteen carbon atoms, but especially 1-octadecanol octadecanoyl The univalent radical derived from octadecanoic acid by loss of the hydroxy group; stearoyl octadecapeptide A polypeptide containing eighteen amino acid moieties octadecatetraenoate Any salt or ester of an octadecatetraenoic acid octadecatetraenoic Of or pertaining to octadecatetraenoic acid or its derivatives; stearidonic octadecatrienoic Of or pertaining to octadecatrienoic acid or its derivatives; linolenic. octadecatrienol An aliphatic alcohol that has eighteen carbon atoms and three double bonds octadecatrienoyl The univalent radical derived from octadecatrienoic acid by loss of the hydroxy group; linolenoyl octadecene Any of very many isomers of an alkene having eighteen carbon atoms and one double bond octadecenoate Any salt or ester of octadecenoic acid; oleate. octadecenoic Of or pertaining to octadecenoic acid or its derivatives; oleic. octadecenol Any of many isomeric aliphatic alcohols that have eighteen carbon atoms and a double bond octadecenoyl The univalent radical derived from octadecenoic acid by loss of the hydroxy group; oleoyl octadecyl Any of very many isomeric univalent hydrocarbon radicals, C₁₈H₃₇, formally derived from an octadecane by the loss of a hydrogen atom