arsine

[ahr-seen, ahr-seen, -sin]
noun Chemistry.
  1. Also called arseniuretted hydrogen. a colorless, flammable, slightly water-soluble gas, AsH3, having a fetid, garliclike odor, used in chemical warfare.
  2. any derivative of this compound in which one or more hydrogen atoms are replaced by organic groups.

Origin of arsine

First recorded in 1875–80; ars(enic) + -ine2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

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British Dictionary definitions for arsine

arsine

noun
  1. a colourless poisonous gas used in the manufacture of organic compounds, to dope transistors, and as a military poisonous gas. Formula: AsH 3
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