ARSENOUS OXIDE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer

Synonyms:

arsenic; arsenic trioxide; arsenous anhydride; arsenous oxide; ratsbane; white arsenic

Classified under:

Nouns denoting substances

Hypernyms ("arsenous oxide" is a kind of...):

trioxide (an oxide containing three atoms of oxygen in the molecule)

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