pleochroizmas statusas T sritis chemija apibrėžtis Medžiagos spalvos priklausomybė nuo šviesos bangų sklidimo krypties ir poliarizacijos. atitikmenys: angl. pleochroism; pleochromatism; polychroism; polychromatism rus. плеохроизм

Chemijos terminų aiškinamasis žodynas – 2-asis patais. ir papild. leid. – Vilnius: Mokslo ir enciklopedijų leidybos institutas. . 2003.

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  • Pleochroism — is an optical phenomenon in which grains of a rock appear to be different colors when observed at different angles under a petrographic microscope. Pleochroism is caused by the double refraction of light by a colored gem or crystal. Light of… …   Wikipedia

  • Pleochroism — Ple*och ro*ism, n. [Gr.? mor? + ? color.] (Crystallog.) The property possessed by some crystals, of showing different colors when viewed in the direction of different axes. [1913 Webster] …   The Collaborative International Dictionary of English

  • pleochroism — [plē äk′rō iz΄əm] n. [< PLEO + Gr chrōs, color (see CHROOUS) + ISM] the property of some minerals of absorbing selectively various wavelengths of light and of displaying different colors when looked at in the directions of the different… …   English World 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 — kristalų daugiaspalviškumas statusas T sritis fizika atitikmenys: angl. pleochroism; pleochromatism; polychroism vok. Pleochroismus, m; Polychroismus, m rus. плеохроизм, m pranc. pléochroïsme, m; polychroïsme, m …   Fizikos terminų žodynas

  • 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

  • pleochroism — noun Etymology: International Scientific Vocabulary pleochroic, from pleio + Greek chrōs skin, color Date: 1857 the property of a crystal of showing different colors when viewed by light polarized in different directions • pleochroic adjective …   New Collegiate Dictionary

  • pleochroism — noun the optical phenomenon in some coloured, transparent crystals (such as tourmaline) in which the colour is different in different directions See Also: dichroism, trichroism …   Wiktionary

  • pleochroism — SYN: pleochromatism. * * * ple·och·ro·ism plē äk rə .wiz əm n the property of a crystal of showing different colors when viewed by light that vibrates parallel to different axes pleo·chro·ic .plē ə krō ik adj * * * pleo·chro·ism (pleґo… …   Medical dictionary

  • pleochroism —    The property exhibited by double refracting colored crystals of showing different colors when the transmitted light is viewed along different axes. The color depends on the orientation of the substance and arises because of differential… …   Forensic science glossary

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