alexandrite

al·ex·an·drite

A0193000 (ăl′ĭg-zăn′drīt′)n. A greenish chrysoberyl that appears red in artificial light, used as a gemstone.

---

[German Alexandrit, after Alexander I.]

alexandrite

(ˌælɪɡˈzændraɪt) n (Minerals) a green variety of chrysoberyl used as a gemstone[C19: named after Alexander I (1777–1825), tsar of Russia (1801–25); see -ite¹]

al•ex•an•drite

(ˌæl ɪgˈzæn draɪt, -ˈzɑn-)

n. a variety of chrysoberyl, green by daylight and red-violet by artificial light, used as a gem. [1830–40; after Alexander I of Russia; see -ite¹]

Thesaurus

Noun

1.

alexandrite - a green variety of chrysoberyl used as a gemstonechrysoberyl - a rare hard yellow green mineral consisting of beryllium aluminate in crystal form; used as a gemstone