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nitrate

[noun nahy-treyt, -trit; verb nahy-treyt]
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noun
  1. Chemistry. a salt or ester of nitric acid, or any compound containing the univalent group –ONO2 or NO3.
  2. fertilizer consisting of potassium nitrate or sodium nitrate.
  3. cellulose nitrate, a substance used as a film base in the early days of filmmaking.
  4. Informal. nitrate film.
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verb (used with object), ni·trat·ed, ni·trat·ing.
  1. to treat with nitric acid or a nitrate.
  2. to convert into a nitrate.
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Origin of nitrate

First recorded in 1785–95; nitr- + -ate2
Related formsni·tra·tion, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for nitrate

nitrate

noun
  1. any salt or ester of nitric acid, such as sodium nitrate, NaNO 3
  2. a fertilizer consisting of or containing nitrate salts
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verb
  1. (tr) to treat with nitric acid or a nitrate
  2. to convert or be converted into a nitrate
  3. to undergo or cause to undergo the chemical process in which a nitro group is introduced into a molecule
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Derived Formsnitration, noun
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

Word Origin and History for nitrate

n.

1794, from French nitrate (1787) or formed in English from nitre + -ate (3). Related: Nitrates.

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Online Etymology Dictionary, © 2010 Douglas Harper

nitrate in Medicine

nitrate

(nītrāt′, -trĭt)
n.
  1. The univalent radical NO3.
  2. A compound containing such a radical, such as a salt or ester of nitric acid.
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v.
  1. To treat with nitric acid or a nitrate, usually to change an organic compound into a nitrate.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

nitrate in Science

nitrate

[nītrāt′]
  1. A salt or ester of nitric acid, containing the group NO3. Nitrates dissolve extremely easily in water and are an important component of the nitrogen cycle. Compare nitrite.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.