arsenic trioxide
noun Chemistry.
a white, tasteless, amorphous, slightly water-soluble, poisonous powder, As2O3, used chiefly in the manufacture of pigments and glass and as an insecticide or weed-killer; arsenous acid.
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Nearby words
- arseniasis,
- arsenic,
- arsenic acid,
- arsenic disulfide,
- arsenic trichloride,
- arsenic trisulfide,
- arsenical,
- arsenicalism,
- arsenide,
- arsenious
Also called arsenic.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
arsenic trioxide
noun
a white poisonous powder used in the manufacture of glass and as an insecticide, rat poison, and weedkiller. Formula: As 2 O 3Also called: arsenic
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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