Definitions

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

  • noun A colorless, fuming, corrosive hygroscopic liquid, H2NNH2, used in jet and rocket fuels.

from The Century Dictionary.

  • noun Diamide, H4N2, a colorless stable gas, soluble in water, having a peculiar odor and a strongly alkaline reaction.
  • noun The general name of a class of bodies derived from this gas by replacing one or more of its hydrogen atoms by a compound radical: as, ethyl hydrazine, C2H5N2H3.

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

  • noun (Chem.) Any one of a series of nitrogenous bases, resembling the amines and produced by the reduction of certain nitroso and diazo compounds; They are derivatives of hydrazine proper, H2N.NH2, which is a doubled amido group, recently (1887) isolated as a stable, colorless gas, with a peculiar, irritating odor. As a base it forms distinct salts. Called also diamide, amidogen, (or more properly diamidogen), etc.

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

  • noun inorganic chemistry, uncountable A corrosive, fuming liquid, NH2-NH2, used as a rocket fuel.
  • noun organic chemistry, countable Any member of the class of organic compounds formally derived from NH2-NH2.

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

  • noun a colorless fuming corrosive liquid; a powerful reducing agent; used chiefly in rocket fuels

Etymologies

Sorry, no etymologies found.

Examples

  • In other words, moves the movable flaps on it and it's conducted by burning hydrazine, which is interestingly the same fuel that's in that spy satellite coming up.

    CNN Transcript Feb 20, 2008

  • It weighs two and a half tons, it is spiraling toward Earth, it carries a deadly fuel called hydrazine and it is on schedule for splashdown in my gazpacho on March 12.

    Should You Worry

  • First of all, it has 1,000 pounds of hydrazine, which is very toxic rocket fuel.

    CNN Transcript Feb 15, 2008

  • And so they have this system that runs on hydrazine, which is kind of a toxic brew of chemicals which creates the, the energy required to control those air surfaces, and on the infrared you can see that think chugging.

    CNN Transcript Jun 14, 2008

  • And what they're saying is that this flash evaporator, which provides cooling for these auxiliary power units, which heat up hydrazine, which is a toxic chemical, essentially.

    CNN Transcript Sep 9, 2006

  • They're run-by hydrazine, which is a toxic substance in and of it's own right.

    CNN Transcript Sep 9, 2006

  • It would just compound the terrible tragedy if somebody were to be burned or disfigured in some way by hydrazine, which is in particular a very, very volatile ultimately cancer-causing substance.

    CNN Transcript Feb 1, 2003

  • Those auxiliary power units use a substance called hydrazine, among other things, to operate.

    CNN Transcript Feb 1, 2003

  • Roughly two-thirds of the spacecraft's weight is in fuels, including hydrazine, which is highly corrosive and toxic.

    NYT > Global Home

  • Roughly two-thirds of the spacecraft's weight is in fuels, including hydrazine, which is highly corrosive and toxic.

    NYT > Home Page

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