Synonyms for arsenic

Noun

1. arsenic, As, atomic number 33, chemical element, element

usage: a very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and various alloys; found in arsenopyrite and orpiment and realgar

2. arsenic, arsenic trioxide, arsenous anhydride, arsenous oxide, trioxide

usage: a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide and weed killer