noun Date: circa 1895 color vision based on the perception of three primary colors and especially red, green, and blue

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Trichromatism — Tri*chro ma*tism, n. (Zo[ o]l.) The quality, state, or phenomenon of being trichromatic. [1913 Webster] …   The Collaborative International Dictionary of English

  • trichromatism — /truy kroh meuh tiz euhm/, n. 1. the quality or condition of being trichromatic. 2. the use or combination of three colors, as in printing or photography. 3. Ophthalm. normal color vision. Cf. monochromatism (def. 2), dichromatism (def. 2). [1885 …   Universalium

  • trichromatism — The state of being trichromatic. [tri + G. chroma, color] anomalous t. a defect in color perception in which there appears to be an abnormality or deficiency in one of the three primary pigments of the retinal cones. See …   Medical dictionary

  • trichromatism — n. quality of being trichromatic; quality of having three colors …   English contemporary dictionary

  • trichromatism — tri·chro·ma·tism …   English syllables

  • trichromatism — tri•chro•ma•tism [[t]traɪˈkroʊ məˌtɪz əm[/t]] n. 1) opt pht pri the quality or condition of being trichromatic 2) pht pri the use or combination of three colors, as in printing or photography 3) oph normal color vision Etymology: 1885–90 …   From formal English to slang

  • trichromatism — /traɪˈkroʊmətɪzəm/ (say truy krohmuhtizuhm) noun 1. trichromatic condition. 2. the use or combination of three different colours …   Australian English dictionary

  • trichromatism — …   Useful english dictionary

  • anomalous trichromatism —    Also known as anomalous trichromasy. Both terms are used to denote those types of colour vision deficiency in which one of the retinal cones malfunctions in such a way that the resulting deficiency is relative rather than absolute in nature.… …   Dictionary of Hallucinations

  • anomalous trichromatism — anomalous trichromatic vision …   Medical dictionary

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