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1. An organic crystalline base, C3H4N2, that is an inhibitor of histamine.
2. Any of various derivatives of this compound, which often have antifungal, anthelmintic, or antibiotic properties.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˌɪmɪdˈæzəʊl; -ɪdəˈzəʊl)
1. (Elements & Compounds) Also called: glyoxaline or iminazole a white crystalline basic heterocyclic compound; 1,3-diazole. Formula: C3H4N2
2. (Elements & Compounds) any substituted derivative of this compound
[C19: from imide + azole]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌɪm ɪdˈæz oʊl, -ɪd əˈzoʊl)

a colorless, crystalline, water-soluble, heterocyclic compound, C3H4N2, used chiefly in organic synthesis.
[1890–95; imide + azole]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.imidazole - an organic base C3H4N2; a histamine inhibitor
alkali, base - any of various water-soluble compounds capable of turning litmus blue and reacting with an acid to form a salt and water; "bases include oxides and hydroxides of metals and ammonia"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
(13.) Garcia Castro, Ivette; (Ludwigshafen, DE); Dieckmann, Yvonne; (Hassloch, DE); Haupt, Ingrid; Imidazolium alkyl (meth) acrylate polymers; US Patent App.
Herein we report enhanced selectivity due to the use of the ionic liquid 1-butyl-3-methyl imidazolium triflate at room temperature, which is a significant improvement over the harsh conditions normally required for the [3+2] cycloaddition.
Hasaninejad, Preparation of 4,4'- (arylmethylene)-bis(3-methyl-1-phenyl-1H-pyrazol-5-ol)s over 1,3-disulfonic acid imidazolium tetrachloroaluminate as a novel catalyst.
To overcome this problem, cationic surfactants, such as phosphonium [18, 19], pyridinium [20], and imidazolium [21, 22], have been used to modify layered silicate because of their higher thermal stabilities.
Borah, "Studies on-S[O.sub.3]H functionalized Brensted acidic imidazolium ionic liquids (ILs) for onepot, two-step synthesis of 2-styrylquinolines," Synthetic Communications, vol.
Renlong Gao synthesized a polyurethane cationomer with imidazole cation using an imidazolium diol-based ionic liquid chain extender [17].
In this work, to study the activity of another route, cation chains in imidazolium, [DSIMHSO.sub.4], and [MSIMHSO.sub.4] were synthesized and used as catalysts for esterification of CCO with FFA content of 3.18% (equivalent to 6.36 mg KOH/g oil).
In line with up-to-date ideas, ionic liquids based on imidazolium salts are permolecular polymeric structures with a high degree of self-organization.
Dupont, "Catalytic applications of metal nanoparticles in imidazolium ionic liquids," Chemistry, vol.