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 flava flavor flavadine An alkaloid derived from Aconitum flavum, 12-acetyl-N-oxide-napelline. flavagline Any of a family of natural products found in plants of the genus Aglaia, and characterized by a cyclopenta[b]benzofuran skeleton. flavan Any of a class of benzopyran derivatives, found in plants, that use the 2-phenyl-3,4-dihydro-2H-chromene skeleton flavandiol Any diol derivative of flavan flavanic Flavanolic. flavaniline A synthetic yellow dyestuff, C₁₆H₁₄N₂, a complex derivative of aniline and quinoline. flavanol Any of a class of flavonoids that use the 2-phenyl-3,4-dihydro-2H-chromen-3-ol molecular skeleton flavanolic Relating to or composed of flavanols. flavanone Any of a class of flavonoid ketones, many of which occur in nature as glycosides flavanonol Any of a class of flavonoids that use the 3-hydroxy-2,3-dihydro-2-phenylchromen-4-one backbone. flavanthrene Synonym of flavanthrone. flavanthrone A certain yellow dye, Vat Yellow 1. flavasperone The pyrone 5-hydroxy-8,10-dimethoxy-2-methylbenzo[h]chromen-4-one flavaxanthin A particular carotenoid. flavectomy Removal of a ligamentum flavum flavedo The exocarp in citruses. Flavelle A surname. flavescence A phytoplasma disease of grapevines. flavescent yellowish in colour, or turning yellow flavescin A colouring matter obtained from oak shavings. flavesone The insecticidal cyclic ketone 2,2,4,4-tetramethyl-6-(2-methylpropanoyl)cyclohexane-1,3,5-trione present in some essential oils Flavia A female given name from Latin, quite rare in English. Flavian Of or relating to the Flavian dynasty (reigned 69–96 AD). flavid yellow Flavie A female given name from French. flavin Any of a class of tricyclic heterocyclic compounds derived from riboflavin; found especially as the adenine dinucleotide (FAD) flavinate To react with a flavin. flavination The reaction of a protein and a flavin to form a flavoprotein flavindin A pale yellow substance, isomeric with indin and indigo blue, produced by the action of potash on indin. flavinoid Synonym of flavonoid. flavinyl A univalent radical derived from a flavin. flavinylate To modify by the addition of a flavinyl group flavinylated Modified by the addition of a flavinyl group flavinylation Any reaction that adds a flavinyl group flaviolin The naphthoquinone derivative 4,5,7-trihydroxynaphthalene-1,2-dione Flavius A male given name from Latin. flaviviral Of or pertaining to flavivirus. flavivirid Any member of the Flaviviridae. flavivirology flaviviral virology flavivirus Any arbovirus of the genus Flavivirus, many of which are transmitted by ticks or mosquitos flavobacterial Relating to flavobacteria flavobacteriosis Any disease associated with the presence of flavobacteria flavobacterium Any of many Gram-negative rod-shaped bacteria, of the class Flavobacteriia ^([sic]), that occur in soil and water, and are mostly pigmented and photosynthetic. flavocytochrome A flavoprotein that is also a cytochrome flavodilol An antihypertensive drug. flavodomain A flavoprotein domain flavodoxin A bacterial protein that includes flavin mononucleotide. flavoenzyme Any oxidoreductase that requires FAD (flavin adenine dinucleotide) as a prosthetic group that functions in electron transfers flavogallol A bright yellow crystalline compound, C₂₁H₈O₁₂, that forms hair-like needles and can be used as a yellow dye. flavoglaucin The fungal metabolite 6-heptyl-3-(3-methyl-2-butenyl)gentisaldehyde flavoglobin Any flavoprotein that is a globin flavoglycoside The glycoside of a flavin flavohemoglobin A flavoprotein related to hemoglobin flavohemoprotein A hemoprotein, containing flavin, that functions as a nitric oxide dioxygenase flavokavain Any of a class of chalconoids found in the kava plant. flavokinase Riboflavin kinase. flavol A flavonoid obtained from anthraquinone. flavomycin Synonym of bambermycin. flavon A particle with a specific flavour flavonal Relating to or composed of flavones. flavone Any of a class of tricyclic aromatic heterocyclic ketones, especially the naturally occurring flavonoids. flavonic Of or relating to flavons. flavonoid Any of many compounds that are plant metabolites, being formally derived from flavone; they have antioxidant properties, and sometimes contribute to flavor. flavonoidal Relating to flavonoids flavonoidic Relating to, or having the structure of a flavonoid flavonol Any of several flavonoids that have a 3-hydroxyflavone backbone. flavonolic Relating to or composed of flavonols. flavonolignan Any flavonoid lignan flavonoloid Any flavonoid derived from a flavonol flavonostilbene A stilbenoid chemically related to flavonoid. flavooxidase A flavoenzyme oxidase flavophospholipol bambermycin flavopiridol alvocidib flavoprotein any of a group of enzymes, containing flavin, that act as dehydrogenases flavopurpurin 1,2,6-trihydroxyanthraquinone flavor The quality produced by the sensation of taste or, especially, of taste and smell in combined effect. flavorant A flavoring agent. flavordynamics The theory of the weak interaction in quantum physics. flavoreductase Any enzyme that catalyses the reduction of a flavin flavorer One who or that which flavors. flavorful Full of flavor. flavorfully In a flavorful manner. flavoridin A particular disintegrin. flavoring Something that gives flavor, usually a food ingredient. flavorist A scientist who develops flavors. flavorize To add flavor to something. flavorizer A flavoring agent for use in food etc. flavorless Lacking taste or flavor; without seasoning, spice, or discernible qualities of taste. flavorlessly In a flavorless way. flavorlessness The state or condition of being flavorless; lack of flavor. flavorous Having flavour; flavorsome. flavorsome Characterised or marked by flavor(s); flavorful. flavorsomely In a flavorsome manner. flavorsomeness The quality of being flavorsome. flavorubredoxin A flavoprotein that reduces nitric oxide (NO) to nitrous oxide (N₂O) under anaerobic conditions. It is an oxygen sensitive nitric oxide reductase that contributes to resistance to nitrosative killing by macrophages. flavorwood Wood that is intended impart a particular flavor to food when used for cooking. flavosemiquinone A semiquinone derived from flavin flavoskyrin A toxin produced by Penicillium islandicum. flavour British standard spelling of flavor. flavourant UK spelling of flavorant. flavoured Having a specific taste, often due to the addition of flavouring. flavourer British standard spelling of flavorer. flavourful UK standard spelling of flavorful. flavouring British standard spelling of flavoring. flavourless UK standard spelling of flavorless. flavoursome UK standard spelling of flavorsome. flavourwise In terms of flavour. flavoury Possessing flavour. flavourzyme A peptidase preparation made from Aspergillus oryzae flavous yellow flavoxanthin a xanthophyll pigment, 5,8-monoepoxylutein, found in the petals of marigolds and other plants flavoxate A particular antimuscarinic used to control bladder spasms. flavoxobin A serine protease in the venom of the snake Trimeresurus flavoviridis flavylium The cation 2-phenylchromenylium that is the basis of the anthocyanins flaw A flake, fragment, or shiver. flawed Having a flaw or imperfection. flawedness The state of being flawed; imperfection flawful Full of flaws; flawed flawless Without flaws, defects, or shortcomings; perfect. flawlessly In a flawless manner. flawlessness The quality of being flawless flawn A flan (custard-based dessert) flawsome Characterised or marked by flaws. flawter To scrape or pare (a skin, etc.). flawy Full of flaws or cracks; broken; defective. flax A plant of the genus Linum, especially Linum usitatissimum, which has a single, slender stalk, about a foot and a half high, with blue flowers. Also known as linseed, especially when referring to the seeds. flaxbird Synonym of summer tanager. flaxbush A bush of genus Phormium, bearing New Zealand flax. Flaxby A small village and civil parish (served by Goldsborough and Flaxby Parish Council) in Harrogate borough, North Yorkshire, England (OS grid ref SE3957). flaxcomb A hackle, a toothed instrument for cleaning the fibres of flax. flaxen Made of or resembling flax fibers. flaxenish Somewhat flaxen. flaxgrass Synonym of wild oats. flaxlike Resembling or characteristic of flax. Flaxman A surname. flaxseed The seed of the flax plant; a source of linseed oil. flaxweed toadflax flaxwort Any of the flax plants of genus Linum. flaxy Like flax; flaxen. flay To cause to fly; put to flight; drive off (by frightening). flayed Circumcised. flayer One who or that which flays. flaying The act by which something is flayed. flaysome Terrifying; frightful. flazalone A nonsteroidal anti-inflammatory drug. FLE French as a foreign language; French language for foreign language education flea A small, wingless, parasitic insect of the order Siphonaptera, renowned for its bloodsucking habits and jumping abilities. fleabag A bed or sleeping bag. fleabaggy Shabby; mangy; unkempt.