barium dioxide

1. 1.

   a white toxic powder obtained by heating barium oxide in air

   Synonymsbarium peroxide

   Broaderbaryta

Questions about barium dioxide

What does barium dioxide mean?

barium dioxide means "a white toxic powder obtained by heating barium oxide in air".

What is another word for barium dioxide?

Close synonyms include barium peroxide. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is barium dioxide a common word?

barium dioxide is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.