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arsenous

American  
[ahr-suh-nuhs] / ˈɑr sə nəs /

adjective

Chemistry.

  1. containing arsenic in the trivalent state, as arsenous chloride, AsCl 3 .

  2. of or derived from arsenous acid.

Etymology

Origin of arsenous

First recorded in 1790–1800; arsen- + -ous

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It is, therefore, in this and the analogous processes of roasting, that the sulphurous and arsenous vapours are so profusely given off.

From Chambers's Edinburgh Journal, No. 458 Volume 18, New Series, October 9, 1852 by Chambers, Robert

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Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.