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unsaturated

 - 5 dictionary results

un⋅sat⋅u⋅rat⋅ed

  [uhn-sach-uh-rey-tid]
Use unsaturated in a Sentence
–adjective
1. not saturated; having the power to dissolve still more of a substance.
2. Chemistry. (of an organic compound) having a double or triple bond and capable of taking on elements or groups by direct chemical combination without the liberation of other elements or compounds, as ethylene, CH2=CH2; undersaturated.
Origin:
1750–60; un- 1 + saturated

Related forms:
un⋅sat⋅u⋅rate  [uhn-sach-er-it, -uh-reyt] , noun
un⋅sat⋅u⋅ra⋅tion, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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un·sat·u·rat·ed   (ŭn-sāch'ə-rā'tĭd)   
adj.  

  1. Of or relating to an organic compound, especially a fatty acid, containing one or more double or triple bonds between the carbon atoms.

  2. Capable of dissolving more of a solute at a given temperature.

un'sat·u·ra'tion n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

unsaturated 
1758, from un- (1) "not" + pp. of saturate.
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: un·sat·u·rat·ed
Pronunciation: -'sach-&-"rAt-&d
Function: adjective
: not saturated: as a : capable of absorbing or dissolving more of something unsaturated solution> b : able to form products by chemical addition; especially : containingdouble or triple bonds between carbon atoms <unsaturated oils>
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

unsaturated un·sat·u·rat·ed (ŭn-sāch'ə-rā'tĭd)
adj.

  1. Of or relating to a solution in which the solvent is capable of dissolving still more of the solute; not saturated.

  2. Of or relating to a chemical compound in which all the affinities are not satisfied, so that still other atoms or radicals may be added to it.

  3. Of or relating to chemical compounds containing double and triple bonds.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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