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piperazine

[pi-per-uh-zeen, -zin, pahy-, pip-er-uh-]
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noun Chemistry.
  1. Also called pip·er·az·i·dine [pip-uh-raz-i-deen, -din, pahy-puh-] /ˌpɪp əˈræz ɪˌdin, -dɪn, ˌpaɪ pə-/. a colorless, crystalline, deliquescent ring compound, C4H10N2, prepared by the reaction of ethylene bromide or ethylene chloride with ammonia: used chiefly in veterinary medicine as an anthelmintic, and as an insecticide.
  2. any derivative of this compound.
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Origin of piperazine

1885–90; < Latin piper pepper + -azine
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for piperazine

Historical Examples

  • Add gradually ten ounces of piperazine, a pint of Harrogate water and inhale leisurely through a zoetrope.

    Punch, 1917.07.04, Vol. 153, Issue No. 1

    Various

  • In fact, Urodonal is five times more active than piperazine, and thirty-seven times more active than lithia.


British Dictionary definitions for piperazine

piperazine

noun
  1. a white crystalline deliquescent heterocyclic nitrogen compound used as an insecticide, corrosion inhibitor, and veterinary anthelmintic. Formula: C 4 H 10 N 2
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

piperazine in Medicine

piperazine

(pī-pĕrə-zēn′, pĭ-)
n.
  1. A colorless crystalline compound used as a hardener for epoxy resins, an antihistamine, and an anthelmintic.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

piperazine in Science

piperazine

[pī-pĕrə-zēn′, pĭ-]
  1. A colorless crystalline compound used as a hardener for epoxy resins, as an antihistamine, and as an agent for expelling or destroying parasitic intestinal worms. Piperazine belongs to the class of chemicals called pyrazines. Chemical formula: C4H10N2.
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The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.