Definitions

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

  • n. A chemical compound containing four oxygen atoms per molecule.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. any oxide containing four oxygen atoms in each molecule

from the GNU version of the Collaborative International Dictionary of English

  • n. An oxide having four atoms of oxygen in the molecule; a quadroxide.

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

  • n. an oxide containing four atoms of oxygen in the molecule

Etymologies

Sorry, no etymologies found.

Examples

  • I'm guessing the hydrazine and nitrogen tetroxide tanks and plumbing will have to be removed entirely.

    Gimme One Of Them There Shuttles - NASA Watch

  • I spent several hours researching zeppelins, Martian aerodynamics, hydrazine, nitrogen tetroxide oxidizers, entomopters, and the problems one encounters with propellers and rotors in a thin atmosphere.

    Archive 2009-01-01

  • The fuel is monomethyl hydrazine (MMH) and the oxidizer is nitrogen tetroxide (N2O4).

    [moon landings] examine the evidence, such as it is

  • It's not just the cooling, there's also all the rocket motors out there have all of these nasty gases like hydrazine and nitrogen tetroxide.

    CNN Transcript Jun 14, 2008

  • The electrification of the plate is now tested by sifting over it a mixture of powdered flowers of sulfur and red lead Pb3O4 or lead tetroxide.

    Archive 2007-02-01

  • If you compress NO2, you wind up with the dimmer N2O4, dinitrogen tetroxide, which dissociates back to NO2 on pressure release, producing toxic levels of NO2.

    Archive 2007-12-01

  • They want to make sure there's no leaks of things like hydrazine and nitrogen tetroxide, and so they'll test it for all that.

    CNN Transcript Sep 21, 2006

  • That is the combination of monomethyl hydrazine and nitrogen tetroxide which are hypergolic chemicals that are kept in separate places.

    CNN Transcript Dec 11, 2006

  • The thruster rockets on the outside, which work with this toxic brew of hydrazine and nitrogen tetroxide, which are very toxic things, you want to as Kathy points out, you want to render the vehicle safe, I think is the term.

    CNN Transcript Aug 9, 2005

  • This is the first time osmium tetroxide has been associated with an alleged terrorist plot.

    CNN Transcript Apr 6, 2004

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