phenanthraquinoneAny quinone derived from phenanthrene, but especially 9,10-phenanthraquinone (9,10-phenanthrenedione)
phenanthreneA tricyclic aromatic hydrocarbon obtained from coal tar; used in the manufacture of dyes, pharmaceuticals and explosives; it is isomeric with anthracene.
phenanthrenequinoneAny of several isomeric quinones derived from phenanthrene, but especially 9,10-phenanthrenequinone obtained by oxidation with chromic acid
phenanthrenylAny of five isomeric univalent radicals derived from phenanthrene
phenelzineA synthetic compound used as a monoamine oxidase inhibitor.
phenemeA (hypothetical) linguistic item that is atomic both with respect to phonology as well as semantics; an item that is both a phoneme as well as a sememe.
phenethylamideA derivative of phenethylamine and a carboxylic acid.
phenethylamineAn aromatically substituted aliphatic amine, C₆H₅C₂H₄NH₂, which is a neurotransmitter in the brain; it has pharmacological properties similar to amphetamine.
phenocopyA phenotypic variation (in an organism) that resembles a phenotype from a genetic cause but has an environmental rather than genetic cause (and thus is not inherited).
phenocriticalsusceptible to environmental modification of its genes
phenocrystAny relatively large crystal embedded in a more fine-grained or glassy igneous rock
phenographA graphical representation of phenotypes
phenogroupA group of alleles that are inherited together
phenogroupingThe identification and analysis of phenogroups
phenolA caustic, poisonous, white crystalline compound, C₆H₅OH, derived from benzene and used in resins, plastics, and pharmaceuticals and in dilute form as a disinfectant and antiseptic; once called carbolic acid
phenolamideAny phenolic amide, but especially a group of compounds formed from plant polyamines
phenologyThe study of the effect of climate on periodic biological phenomena.
phenoloxidaseAn enzyme which catalyzes phenol oxidation, and which is often involved in melanization processes
phenolphthaleinA white or yellowish-white crystalline compound C₂₀H₁₄O₄ used in medicine as a laxative and in analysis as an indicator because its solution is brilliant red in alkalies and is decolorized by acids.
phenolphthalinThe colorless reduced form of phenolphthalein.
phenomSomeone or something that is phenomenal, especially a promising young player in sports like baseball, American football, basketball, tennis, and golf.
phenomeThe whole set of phenotypic entities in a cell, tissue, organ, organisms, and species. This includes phenotypic traits with genotypic origins.