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A colorless flammable poisonous gas, SbH3, having a disagreeable odor and used in the production of semiconductors and sometimes as a fumigant.

[From Middle English stibium, antimony, from Latin, variant of stimi, from Greek stibi, stimmi, of Coptic origin; akin to Egyptian sṭm.]
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.


1. (Elements & Compounds) a colourless slightly soluble poisonous gas with an offensive odour: made by the action of hydrochloric acid on an alloy of antimony and zinc. Formula: SbH3
2. (Elements & Compounds) any one of a class of stibine derivatives in which one or more hydrogen atoms have been replaced by organic groups
[C19: from Latin stibium + -ine2]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈstɪb in, -ɪn)

a colorless, slightly water-soluble, poisonous gas, SbH3.
[1835–45; stib(ium) antimony (< Latin stibi(s), stibium < Greek stíbi, variant of stímmi < Egyptian sdm) + -ine2; compare arsine, phosphine]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
One is arsine (arsenic hydride, AsH3) and the other is stibine (antimony hydride, SbH3).
(206.) See Stibine Gartner et al., Chemical Safety in a Vulnerable
It investigated claims the primary cause of Sudden Infant Death Syndrome was poisoning by gaseous phosphine, arsine and stibine. These were said to be generat ed by a type of fungus from phosphorus, arsenic and antimony compounds in fire retardant or plasticiser in PVC mattresses.