• synonyms


[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.
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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

Examples from the Web for arsine

Historical Examples

  • The dissolved portion is readily converted into arsine by aluminium.

    Poisons: Their Effects and Detection

    Alexander Wynter Blyth

  • If the tube is not heated, the arsine burns along with the hydrogen at the jet.

  • Arsine is a gas with a peculiar garlic-like odor, and is intensely poisonous.

  • (a) Write equations for the complete combustion of hydrosulphuric acid, methane, and arsine.

British Dictionary definitions for arsine


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