Dictionary.com
definitions
  • synonyms

pyrazole

[pir-uh-zohl, -zawl]
See more synonyms on Thesaurus.com
noun Chemistry.
  1. any of the group of heterocyclic compounds containing three carbon atoms, two adjacent nitrogen atoms, and two double bonds in the ring.
  2. the parent compound, C3H4N2.

Origin of pyrazole

First recorded in 1885–90; pyr- + azole
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for pyrazole

pyrazole

noun
  1. a crystalline soluble basic heterocyclic compound; 1,2-diazole. Formula: C 3 H 4 N 2

Word Origin

C19: from German, from pyrrole + inserted -az- (see azo-)
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