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piperazine

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

noun

, Chemistry.
  1. Also called pip·er·az·i·dine [pip-, uh, -, raz, -i-deen, -din, pahy-p, uh, -]. 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.
  2. any derivative of this compound.


piperazine

/ pɪˈpɛrəˌziːn; -zɪn /

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
“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

/ 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: C 4 H 10 N 2 .


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Word History and Origins

Origin of piperazine1

First recorded in 1885–90; from Latin piper pepper + azine ( def )
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Example Sentences

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

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

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