Skip to definition.
Get the FREE one-click dictionary software for Windows or the iPhone/iPad and Android apps


Noun: arsenous anhydride  'aa(r)-su-nus an'hI,drId
  1. A white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
    - arsenic, arsenic trioxide, arsenous oxide, white arsenic, ratsbane

Derived forms: arsenous anhydrides

Type of: trioxide

Encyclopedia: Arsenous anhydride