- alexandrite
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/al'ig zan"druyt, -zahn"-/, n. Mineral.a variety of chrysoberyl, green by daylight and red-violet by artificial light, used as a gem.[1830-40; named after ALEXANDER I of Russia; see -ITE1]
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Universalium. 2010.
alexandrite
Look at other dictionaries:
Alexandrite — Catégorie IV : oxydes et hydroxydes[1] Général … Wikipédia en Français
alexandrite — ● alexandrite nom féminin (de Alexandre Ier, tsar de Russie) Variété de chrysobéryl, vert foncé à la lumière naturelle, rougeâtre à la lumière artificielle. ⇒ALEXANDRITE, subst. fém. MINÉR. Variété de cymophane de couleur vert foncé ou rouge… … Encyclopédie Universelle
alexandrite — [al΄ig zan′drīt΄] n. [after ALEXANDER II] a variety of chrysoberyl that appears dark green in daylight and deep red under artificial light: it is used in jewelry … English World dictionary
alexandrite — aleksandritas statusas T sritis chemija apibrėžtis Chrizoberilo atmaina, mineralas. formulė Al₂BeO₄ atitikmenys: angl. alexandrite rus. александрит … Chemijos terminų aiškinamasis žodynas
alexandrite laser — a laser whose active medium is alexandrite doped with chromium, emitting light in the mid infrared spectrum and tunable between 701 and 826 nm and used usually at 755 nm; used for hair removal and other dermatologic procedures … Medical dictionary
alexandrite — noun Etymology: German Alexandrit, from Alexander I Russian emperor Date: circa 1880 a grass green chrysoberyl that shows a red color by transmitted or artificial light … New Collegiate Dictionary
alexandrite — noun /ˌæl.ɪg. zæn.dɹaɪt/ A form of chrysoberyl that displays a colour change dependent upon the light source, along with strong pleochroism … Wiktionary
alexandrite — n. type of stone used in jewelry … English contemporary dictionary
alexandrite — [ˌalɪg zα:ndrʌɪt] noun a gem variety of chrysoberyl which appears green in daylight and red in artificial light. Origin C19: from the name of Tsar Alexander II of Russia + ite1 … English new terms dictionary
alexandrite — al·ex·an·drite … English syllables
