Noun: arsenous oxide 'aa(r)-su-nus 'ók,sId
- A white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
"arsenous oxide has been used in traditional Chinese medicine despite its toxicity";
- arsenic, arsenic trioxide, arsenous anhydride, white arsenic, ratsbane
Derived forms: arsenous oxides
Type of: trioxide
Encyclopedia: Arsenous oxide