Definitions

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

  • noun Any of various chemical compounds containing two amino groups, especially hydrazine.

from The Century Dictionary.

  • noun The name of a class of chemical compounds formed by substituting one or more alcohol radicals for hydrogen in a double molecule made up of two ammonia molecules.

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

  • noun (Chem.) A compound containing two amido groups united with one or more basic or positive radicals, -- as contrasted with a diamide.

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

  • noun chemistry Any compound containing two amino functional groups.

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

  • noun any organic compound containing two amino groups

Etymologies

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Examples

  • _Brucine_ is a tertiary diamine, that is, formed by substitution in a double ammonia molecule.

    Scientific American Supplement, No. 415, December 15, 1883 Various

  • At about 10: 00 am, under the direction of Dr. Kerry, Abubakar's arm was cleaned with alcohol, and EDTA (ethylene diamine tetraacetic acid), a chelate, was directly injected into the boy's bloodstream.

    Op-eds on vaccines by Paul Offit, MD 2010

  • In a plea agreement, Jakubec acknowledged making and storing explosives and weapons at his ranch-style home in Escondido, including nine detonators, 13 grenade hulls and large quantities of the highly unstable Hexamethylene triperoxide diamine, or HMDT, which can explode by someone stepping on it.

    California man to be sentenced for bomb-laden home 2011

  • In a plea agreement, Jakubec acknowledged making and storing explosives and weapons at his ranch-style home in Escondido, including nine detonators, 13 grenade hulls and large quantities of the highly unstable Hexamethylene triperoxide diamine, or HMDT, which can explode by someone stepping on it.

    California man to be sentenced for bomb-laden home 2011

  • EDTA stands for ethylene diamine tetra-acetic acid, which is a synthetic amino acid that is delivered intravenously.

    FDA cracks down on experimental autism therapy Rob Stein 2010

  • So we're talking about basically two types of explosives, triacetone triperoxide, TATP, and HMTP, hexamethylene triperoxide diamine.

    CNN Transcript Sep 15, 2009 2009

  • Memory sticks found in Mr. Sarwar's home contained information about detonating improvised explosive devices on aircraft, while in woods nearby police found a partially buried suitcase containing materials necessary to manufacture hexamethylene triperoxide diamine, or HMTD, and several dozen liters of hydrogen peroxide.

    Three Guilty in U.K. Jet Bomb Plot 2009

  • And what they're talking specifically about are TATP and HMTD, which is triacetone triperoxide and hexamethylene triperoxide diamine, OK?

    CNN Transcript Sep 15, 2009 2009

  • Hexamethylene diamine is “highly toxic and can cause serious injuries.”

    How Safe and Green Are Your Crafting Supplies? (Part 2) 2008

  • BARRY: This may be very difficult, because they're using HMTD, which is hexamethylene triperoxide diamine.

    CNN Transcript Sep 5, 2007 2007

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