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alexandrite

[al-ig-zan-drahyt, -zahn-] /ˌæl ɪgˈzæn draɪt, -ˈzɑn-/
noun, Mineralogy
1.
a variety of chrysoberyl, green by daylight and red-violet by artificial light, used as a gem.
Origin
1830-1840
1830-40; named after Alexander I of Russia; see -ite1
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for alexandrite
  • alexandrite is both hard and tough, making it very well suited to wear in jewelry.
  • alexandrite laser crystals tend to be round, with a pale brown tint.
British Dictionary definitions for alexandrite

alexandrite

/ˌælɪɡˈzændraɪt/
noun
1.
a green variety of chrysoberyl used as a gemstone
Word Origin
C19: named after Alexander I (1777–1825), tsar of Russia (1801–25); see -ite1
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Difficulty index for alexandrite

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Word Value for alexandrite

0
21
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