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Any of a class of organic chemical compounds containing an aromatic ring containing one sulfur atom, one nitrogen atom, and four carbon atoms. Thiazines are often used in making dyes, drugs, and insecticides.
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.


(ˈθaɪəˌziːn; -ˌzaɪn)
(Elements & Compounds) any of a group of organic compounds containing a ring system composed of four carbon atoms, a sulphur atom, and a nitrogen atom
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈθaɪ əˌzin, -zɪn)

any of a class of chemical compounds containing a ring composed of one atom each of sulfur and nitrogen and four atoms of carbon.
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.thiazine - a compound made up of a ring of four carbon atoms and one sulfur atom and one nitrogen atom
organic compound - any compound of carbon and another element or a radical
methylene blue, methylthionine chloride - a dark green dye used as a stain, an antiseptic, a chemical indicator, and an antidote in cyanide poisoning
phenothiazine, thiodiphenylamine - a compound used primarily in veterinary medicine to rid farm animals of internal parasites
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Antimalarial dyes revisited: Xanthenes, Azines, Oxazines, and Thiazines. Antimicrob Agents Chemo 1995; 39 : 2671-7.
Thiazine dyes are widely used in various processes such as adsorption processes, dying in textile, heterogeneous catalysis and chromatographic analysis.