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[pi-per-uh-zeen, -zin, pahy-, pip-er-uh-] /pɪˈpɛr əˌzin, -zɪn, paɪ-, ˈpɪp ər ə-/
noun, Chemistry
Also called piperazidine
[pip-uh-raz-i-deen, -din, pahy-puh-] /ˌpɪp əˈræz ɪˌdin, -dɪn, ˌpaɪ pə-/ (Show IPA)
. a colorless, crystalline, deliquescent ring compound, C 4 H 1 0 N 2 , prepared by the reaction of ethylene bromide or ethylene chloride with ammonia: used chiefly in veterinary medicine as an anthelmintic, and as an insecticide.
any derivative of this compound.
Origin of piperazine
1885-90; < Latin piper pepper + -azine Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for piperazine


/pɪˈpɛrəˌziːn; -zɪn/
a white crystalline deliquescent heterocyclic nitrogen compound used as an insecticide, corrosion inhibitor, and veterinary anthelmintic. Formula: C4H10N2
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
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piperazine in Medicine

piperazine pi·per·a·zine (pī-pěr'ə-zēn', pĭ-)
A colorless crystalline compound used as a hardener for epoxy resins, an antihistamine, and an anthelmintic.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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piperazine in Science
  (pī-pěr'ə-zēn', pĭ-)   
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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