Muscovite
[ muhs-kuh-vahyt ]
/ ˈmʌs kəˌvaɪt /
Save This Word!
noun
a native or inhabitant of Moscow.
a native or inhabitant of the Grand Duchy of Muscovy.
Also called white mica .(lowercase)Mineralogy. common light-colored mica, essentially KAl3Si3O10(OH)2, used as an electrical insulator.
Archaic. a Russian.
adjective
of, relating to, or characteristic of Moscow, Muscovy, or the Muscovites.
QUIZZES
QUIZ YOURSELF ON AFFECT VS. EFFECT!
In effect, this quiz will prove whether or not you have the skills to know the difference between “affect” and “effect.”
Question 1 of 7
The rainy weather could not ________ my elated spirits on my graduation day.
Words nearby Muscovite
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
Example sentences from the Web for Muscovite
British Dictionary definitions for Muscovite (1 of 2)
muscovite
/ (ˈmʌskəˌvaɪt) /
noun
a pale brown, or green, or colourless mineral of the mica group, found in plutonic rocks such as granite and in sedimentary rocks. It is used in the manufacture of lubricants, insulators, paints, and Christmas "snow". Composition: potassium aluminium silicate. Formula: KAl 2 (AlSi 3)O 10 (OH) 2 . Crystal structure: monoclinicSee also mica
Word Origin for muscovite
C19: from the phrase Muscovy glass, an early name for mica
British Dictionary definitions for Muscovite (2 of 2)
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
Scientific definitions for Muscovite
muscovite
[ mŭs′kə-vīt′ ]
A usually colorless to yellow or pale-gray mica. Muscovite is a monoclinic mineral and is found in igneous rocks, such as granites and pegmatites, metamorphic rocks, such as schists and gneisses, and in many sedimentary rocks. Chemical formula: KAl2(AlSi3)O10(OH)2.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.