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trioxide

DEFINITIONS OF: trioxide

1

n an oxide containing three atoms of oxygen in the molecule

Types:
arsenic, arsenic trioxide, arsenous anhydride, arsenous oxide, ratsbane, white arsenic
a white powdered poisonous trioxide of arsenic; used in manufacturing glass and as a pesticide (rat poison) and weed killer
Type of:
oxide
any compound of oxygen with another element or a radical
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