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nitrous acid

noun Chemistry.

an acid, HNO2, known only in solution.

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Nearby words

  1. nitrostarch,
  2. nitrosyl,
  3. nitrosylsulfuric,
  4. nitrosylsulfuric acid,
  5. nitrous,
  6. nitrous bacteria,
  7. nitrous ether,
  8. nitrous oxide,
  9. nitroxanthic acid,
  10. nitryl

Origin of nitrous acid

First recorded in 1670–80
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for nitrous acid

nitrous acid

noun

a weak monobasic acid known only in solution and in the form of nitrite salts. Formula: HNO 2Systematic name: dioxonitric(III) acid
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
Medicine definitions for nitrous acid

nitrous acid

n.

A weak inorganic acid existing only in solution or in the form of its salts.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for nitrous acid

nitrous acid

A weak inorganic acid existing only in solution or in the form of its salts. It can act either as an oxidizing agent or as a reducing agent. Chemical formula: HNO2.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.