arsenous anhydride is a noun meaning "a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer". It carries one recorded sense.
a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
Definitions, synonyms and semantic relations for arsenous anhydride come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.