margarite

[ mahr-guh-rahyt ]
/ ˈmɑr gəˌraɪt /

noun

Mineralogy.
  1. a gray, pink, or yellow mica, occurring in brittle monoclinic crystals.
  2. an aggregate of small, rudimentary crystals resembling minute globules in a row: found in glassy volcanic rocks.
Obsolete. a pearl.

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Origin of margarite

before 1000; Middle English, Old English: pearl <Latin margarīta<Greek margarī́tēs, perhaps <Iranian (compare Pahlavi marvārīt pearl), with final element conformed to Greek -ītēs-ite1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for margarite

British Dictionary definitions for margarite

margarite
/ (ˈmɑːɡəˌraɪt) /

noun

a pink pearly micaceous mineral consisting of hydrated calcium aluminium silicate. Formula: CaAl 4 Si 2 O 10 (OH) 2
an aggregate of minute beadlike masses occurring in some glassy igneous rocks

Word Origin for margarite

C19: via German from Greek margaron pearl
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