Arsenic — synonyms, definition

1. arsenic (Noun)

arsenic trioxide arsenous anhydride arsenous oxide as atomic number 33 ratsbane white arsenic

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

arsenic (Noun) — A very poisonous metallic element that has three allotropic forms; arsenic and arsenic compounds are used as herbicides and insecticides and in various alloys; found in arsenopyrite and orpiment and realgar.

chemical element element trioxide arsenopyrite herbicide insect powder insecticide mispickel orpiment realgar weed killer weedkiller