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silicate

[sil-i-kit, -keyt] /ˈsɪl ɪ kɪt, -ˌkeɪt/
noun
1.
Mineralogy. any of the largest group of mineral compounds, as quartz, beryl, garnet, feldspar, mica, and various kinds of clay, consisting of SiO 2 or SiO 4 groupings and one or more metallic ions, with some forms containing hydrogen. Silicates constitute well over 90 percent of the rock-forming minerals of the earth's crust.
2.
Chemistry. any salt derived from the silicic acids or from silica.
Origin
1805-1815
1805-15; silic(a) + -ate2
Related forms
silication
[sil-i-key-shuh n] /ˌsɪl ɪˈkeɪ ʃən/ (Show IPA),
noun
nonsilicate, noun
subsilicate, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for silication

silicate

/ˈsɪlɪkɪt; -ˌkeɪt/
noun
1.
a salt or ester of silicic acid, esp one of a large number of usually insoluble salts with polymeric negative ions having a structure formed of tetrahedrons of SiO4 groups linked in rings, chains, sheets, or three dimensional frameworks. Silicates constitute a large proportion of the earth's minerals and are present in cement and glass
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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Word Origin and History for silication

silicate

n.

1811, from silica + -ate (3).

Online Etymology Dictionary, © 2010 Douglas Harper
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silication in Medicine

silicate sil·i·cate (sĭl'ĭ-kāt', -kĭt)
n.
Any of numerous compounds containing silicon, oxygen, and one or more metals; a salt of silicic acid.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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silication in Science
silicate
  (sĭl'ĭ-kāt')   
  1. Any of a large class of chemical compounds composed of silicon, oxygen, and at least one metal. Most rocks and minerals are silicates.

  2. Any mineral containing the group SiO4, either isolated, or joined to other groups in chains, sheets, or three-dimensional groups with metal elements. Micas and feldspars are silicate minerals.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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