BARIUM PROTOXIDE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

An oxide of barium; a whitish toxic powder

Synonyms:

barium monoxide; barium oxide; barium protoxide

Classified under:

Nouns denoting substances

Hypernyms ("barium protoxide" is a kind of...):

baryta (any of several compounds of barium)

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