Definitions

from The American Heritage® Dictionary of the English Language, 4th Edition

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

from Wiktionary, Creative Commons Attribution/Share-Alike License

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

from the GNU version of the Collaborative International Dictionary of English

  • n. 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 The Century Dictionary and Cyclopedia

  • n. Diamide, H4N2, a colorless stable gas, soluble in water, having a peculiar odor and a strongly alkaline reaction.
  • n. 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 WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

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

Etymologies

Sorry, no etymologies found.

Examples

  • 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

  • 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

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

    CNN Transcript Feb 15, 2008

  • 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

  • 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

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

    CNN Transcript Feb 1, 2003

  • 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

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

    NYT > Home Page

  • It destroyed an errant spy satellite that still had a full load of a toxic propellant called hydrazine, and was in danger of spilling it over an inhabited area when it re-entered the atmosphere.

    The Economist: Correspondent's diary

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