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arsenic acid

noun

, Chemistry.
  1. a white, crystalline, water-soluble powder, H 3 AsO 4 ⋅½H 2 O, used chiefly in the manufacture of arsenates.


arsenic acid

noun

  1. a white poisonous soluble crystalline solid used in the manufacture of arsenates and insecticides. Formula: H 3 AsO 4
“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


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Word History and Origins

Origin of arsenic acid1

First recorded in 1795–1805
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Example Sentences

Arsenic Acid (AsO5) is a white mass, which readily absorbs moisture and dissolves.

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arsenicarsenical