TRIOXIDE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

An oxide containing three atoms of oxygen in the molecule

Classified under:

Nouns denoting substances

Hypernyms ("trioxide" is a kind of...):

oxide (any compound of oxygen with another element or a radical)

Hyponyms (each of the following is a kind of "trioxide"):

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)

Credits