Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Relating to or containing nitrogen, especially in a valence state lower than that in a comparable nitric compound.

from The Century Dictionary.

  • In chem., of, pertaining to, or derived from niter: applied to an oxygen compound which contains less oxygen than those in which the epithet nitric is used: thus, nitrous oxid (N2O), nitric oxid (N2O2); nitrous acid (HNO2), nitric acid (HNO3), etc.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Of, pertaining to, or containing, niter; of the quality of niter, or resembling it.
  • adjective (Chem.) Of, pertaining to, or designating, any one of those compounds in which nitrogen has a relatively lower valence as contrasted with nitric compounds.
  • adjective (Chem.) a hypothetical acid of nitrogen HNO2, not known in the free state, but forming a well known series of salts, viz., the nitrites.
  • adjective See Laughing gas.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective chemistry of, relating to, or derived from nitrogen, especially in which the valence of the nitrogen is lower than that of a corresponding nitric species
  • adjective chemistry of, or relating to nitrous acid or its derivatives
  • adjective mycology, biology having a sharp odor like ammonia or nitric acid
  • noun dentistry, informal Nitrous oxide.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective of or containing nitrogen

Etymologies

Sorry, no etymologies found.

Examples

  • Priestley found that the same kind of air was to be obtained by moistening with the spirit of nitre (which he terms nitrous acid) any kind of earth that is free from phlogiston, and applying heat; and consequently he says: "There remained no doubt on my mind but that the atmospherical air, or the thing that we breathe, consists of the nitrous acid and earth, with so much phlogiston as is necessary to its elasticity, and likewise so much more as is required to bring it from its state of perfect purity to the mean condition in which we find it."

    Science & Education

  • As aquatic dead zones around the world intensify on a daily basis the increase in nitrous oxide production could be deadly to the atmosphere.

    Aquatic Dead Zones are Assisting Climate Change with Nitrous Oxide | Inhabitat

  • Ultimately, nitrous is pricy and a bit exotic, but it can sure turn heads with the simple push of a button.

    Power Up Your 4x4

  • Some of our ATV compatriots are looking for a no-holds-barred game of horsepower, and nitrous is the ultimate weapon.

    Power Up Your 4x4

  • JAMES'S interest in nitrous oxide was prompted by a man named Benjamin Paul

    The Nitrous Oxide Philosopher

  • A study coauthored by Nobel-prize-winning chemist Paul Crutzen said corn ethanol might exacerbate climate change as the added fertilizer used to grow corn raised emissions of a very potent greenhouse gas called nitrous oxide.

    Ethanol Craze Cools

  • The oxide of nitrogen so formed is called nitrous oxide or laughing gas.

    An Elementary Study of Chemistry

  • The nicotine combines with another common compound called nitrous acid to form TSNAs,

    Taipei Times

  • Researchers at the Lawrence Berkeley National Laboratory discovered that the nicotine in so-called 'third-hand smoke' reacts with a common indoor air pollutant called nitrous acid to form dangerous chemicals.

    THE MEDICAL NEWS

  • Researchers at the Lawrence Berkeley National Laboratory discovered that the nicotine in so-called 'third-hand smoke' reacts with a common indoor air pollutant called nitrous acid to form dangerous chemicals.

    THE MEDICAL NEWS

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