rats•bane
We found 3 definitions of ratsbane from 3 different sources.
Noun |
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ratsbane - a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer | ||
arsenic, arsenic trioxide, arsenous anhydride, arsenous oxide, white arsenic | ||
trioxide an oxide containing three atoms of oxygen in the molecule |