Trichroism
Trichroism Tri"chro*ism, n. [Pref. tri- + Gr. ? color: cf. F. trichro["i]sme.] (Min.) The quality possessed by some crystals of presenting different colors in three different directions. [1913 Webster]

The Collaborative International Dictionary of English. 2000.

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  • trichroism — [trī′krō iz΄əm] n. [< Gr trichroos, of three colors < tri ,TRI + chroia, color: for IE base see CHROMA] the property that some crystals have of transmitting light of three different colors when looked at from three different directions… …   English World dictionary

  • trichroism — n. [Gr. treis, three; chros, color] The condition of having three color forms in different individuals of the same species …   Dictionary of invertebrate zoology

  • trichroism — /truy kroh iz euhm/, n. Crystall. pleochroism of a biaxial crystal such that it exhibits three different colors when viewed from three different directions under transmitted light. [1840 50; TRICHRO(IC) + ISM] * * * …   Universalium

  • trichroism — noun The property of some optically anisotropic crystals of transmitting different colours of light in three different spatial directions. See Also: trichroic …   Wiktionary

  • trichroism — The property of some crystals of emitting different colors in three different directions. [G. trichroos, three colored, fr. tri + chroa, color] * * * tri·chro·ism .trī krō .iz əm n pleochroism in which the colors are unlike when a crystal is… …   Medical dictionary

  • trichroism — n. state of a biaxial crystal in which it shows three different colors when seen from three different directions (Crystallography) …   English contemporary dictionary

  • trichroism — tri·chro·ism …   English syllables

  • trichroism — noun pleochroism of a crystal so that it exhibits three different colors when viewed from three different directions • Hypernyms: ↑pleochroism …   Useful english dictionary

  • pleochroism — /plee ok roh iz euhm/, n. the property of certain crystals of exhibiting different colors when viewed from different directions under transmitted light. Cf. dichroism (def. 1), trichroism. [1855 60; PLEOCHRO(IC) + ISM] * * * ▪ optics  (from Greek …   Universalium

  • pleochroism — noun the phenomenon of different colors appearing when certain crystals are viewed from different directions • Hypernyms: ↑optical phenomenon • Hyponyms: ↑dichroism, ↑trichroism * * * plēˈäkrəˌwizəm noun ( s) …   Useful english dictionary

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