any of a group of five-membered heterocyclic compounds containing one or more nitrogen atoms in the ring, the number of nitrogen atoms present being indicated by a prefix, as in diazole.
Origin of azole
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Examples from the Web for azole
Historical Examples of azole
The latter, known as ethylene-selenourea, may be classified also in the azole group as 2-iminotetrahydroselenazole (V).
Word Origin for azole
from azo- + -ole 1, on the model of diazole
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
A class of organic compounds having a five-membered heterocyclic ring with two double bonds; pyrrole.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Any of various compounds having a ring structure made of five atoms, one of which is always nitrogen and another of which is either a second nitrogen or an atom of oxygen or sulfur.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.