piperazine

[ pi-per-uh-zeen, -zin, pahy-, pip-er-uh- ]

/ pɪˈpɛr əˌzin, -zɪn, paɪ-, ˈpɪp ər ə- /

noun Chemistry.

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.

any derivative of this compound.

Nearby words

pipelining, piper, piperaceous, piperacillin, piperacillin sodium, piperazine, piperidine, piperine, piperonal, piperonyl butoxide, pipes of pan

Origin of piperazine

1885–90; < Latin piper pepper + -azine

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for piperazine

In fact, Urodonal is five times more active than piperazine, and thirty-seven times more active than lithia.
The Propaganda for Reform in Proprietary Medicines, Vol. 2 of 2|Various
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

British Dictionary definitions for piperazine

piperazine

/ (pɪˈpɛrəˌziːn, -zɪn) /

noun

a white crystalline deliquescent heterocyclic nitrogen compound used as an insecticide, corrosion inhibitor, and veterinary anthelmintic. Formula: C 4 H 10 N 2

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

Medicine definitions for piperazine

piperazine

[ pī-pĕr′ə-zēn′, pĭ- ]

n.

A colorless crystalline compound used as a hardener for epoxy resins, an antihistamine, and an anthelmintic.

Science definitions for piperazine

piperazine

[ pī-pĕr′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.