white arsenic

Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.White arsenic - a white powdered poisonous trioxide of arsenicwhite arsenic - a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
trioxide - an oxide containing three atoms of oxygen in the molecule
References in classic literature ?
Come out, and next time thy heart is troubled, do not try white arsenic quite so openly.
'And I will see that thou art well taught,' said Lurgan Sahib, still speaking in the vernacular, 'for except my boy here - it was foolish of him to buy so much white arsenic when, if he had asked, I could have given it - except my boy here I have not in a long time met with one better worth teaching.
The Rockvale arsenic mine was discovered in 1923, and in the period to 1928, produced 2,950 tonnes of ore containing about 600 tonnes of white arsenic. Mineralisation occurs as irregular shoots in altered aplite within the Rockvale Adamellite.