mica(redirected from Micas)
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Any of a group of chemically and physically related aluminum silicate minerals, common in igneous and metamorphic rocks, characteristically splitting into flexible sheets used in insulation and electrical equipment.
[Latin mīca, grain (perhaps influenced by micāre, to flash).]
mi·ca′ceous (-kā′shəs) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(Minerals) any of a group of lustrous rock-forming minerals consisting of hydrous silicates of aluminium, potassium, etc, in monoclinic crystalline form, occurring in igneous and metamorphic rock. Because of their resistance to electricity and heat they are used as dielectrics, in heating elements, etc
[C18: from Latin: grain, morsel]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
any member of a group of minerals, hydrous silicates of aluminum usu. with potassium, sodium, or calcium, that separate readily into thin, tough, often transparent laminae.
[1700–10; < Latin mīca crumb, grain]
mi•ca′ceous (-ˈkeɪ ʃəs) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Any of a group of aluminum silicate minerals that can be split easily into thin, partly transparent sheets. Mica is common in igneous and metamorphic rocks. It is highly resistant to heat and is used in electric fuses and other electrical equipment.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
mica- Any of a group of minerals that occur in small glittering plates or scales in other rocks.
See also related terms for minerals.
Farlex Trivia Dictionary. © 2012 Farlex, Inc. All rights reserved.
A rock-forming silicate.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited
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|Noun||1.||mica - any of various minerals consisting of hydrous silicates of aluminum or potassium etc. that crystallize in forms that allow perfect cleavage into very thin leaves; used as dielectrics because of their resistance to electricity|
mineral - solid homogeneous inorganic substances occurring in nature having a definite chemical composition
biotite - dark brown to black mica found in igneous and metamorphic rock
lepidolite - a mineral of the mica group; an important source of lithium
muscovite - a colorless or pale brown mica with potassium
paragonite - a colorless or pale brown mica with sodium
phlogopite - a brown form of mica consisting of hydrous silicate of potassium and magnesium and aluminum
translucent substance, transparent substance - a material having the property of admitting light diffusely; a partly transparent material
zinnwaldite - a mica containing iron and lithium
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
mica[ˈmaɪkə] N → mica f
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
mica[ˈmaɪkə] n → mica m
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
n → Muskovit m
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
mica[ˈmaɪkə] n → mica
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995