chromogen

  • 1Chromogen — Chro mo*gen, [Gr. ? color + gen.] [1913 Webster] 1. (Biol.) Vegetable coloring matter other than green; chromule. [1913 Webster] 2. (Chem.) Any colored compound, supposed to contain one or more chromophores. [1913 Webster] …

    The Collaborative International Dictionary of English

  • 2chromogen — [krō′mə jən] n. [ CHROMO + GEN] 1. any substance that can become a pigment or coloring matter, as a substance in organic fluids that forms colored compounds when oxidized, or a compound, not itself a dye, that can become a dye 2. any of certain… …

    English World dictionary

  • 3Chromogen — Chro|mo|gen [↑ Chromo (2) u. ↑ gen], das; s, e: eine farblose, ungesättigte chem. Verb., deren chromophore Gruppe (↑ Chromophor) Licht nur im UV Bereich absorbiert. Farbigkeit erlangt das C. Molekül erst durch den Eintritt auxochromer Gruppen (↑… …

    Universal-Lexikon

  • 4chromogen — chromogenas statusas T sritis chemija apibrėžtis Junginys, turintis chromoforą. atitikmenys: angl. chromogen rus. хромоген …

    Chemijos terminų aiškinamasis žodynas

  • 5chromogen — noun Etymology: International Scientific Vocabulary Date: 1858 1. a precursor of a biochemical pigment 2. a pigment producing microorganism …

    New Collegiate Dictionary

  • 6chromogen — n. [Gr. chroma, color; genos, birth] A colorless substance that is the precursor of a pigment …

    Dictionary of invertebrate zoology

  • 7chromogen — (kro me jen) A colorless substrate that is acted on by an enzyme to produce a colored end product …

    Dictionary of microbiology

  • 8chromogen — /kroh meuh jeuhn, jen /, n. 1. Chem. a. any substance found in organic fluids that forms colored compounds when oxidized. b. a colored compound that, though not a dye itself, can be converted into a dye. 2. a chromogenic bacterium. [1855 60;… …

    Universalium

  • 9chromogen — noun a) Any substance that lacks colour, but can be converted into a pigment or dye b) A strongly pigmented organelle or organism …

    Wiktionary

  • 10chromogen — 1. A substance, itself without definite color, that may be transformed into a pigment; denoting especially benzene and its homologs toluene, xylene, quinone, naphthalene, and anthracene, from which the aniline dyes are manufactured. 2. A …

    Medical dictionary