barium oxide

noun Chemistry.

baryta(def 1).
Also called barium monoxide, barium protoxide.

Words nearby barium oxide

barium chloride, barium chromate, barium enema, barium hydroxide, barium meal, barium oxide, barium peroxide, barium stearate, barium sulfate, barium sulfide, barium sulphate

British Dictionary definitions for barium oxide

barium oxide

noun

a white or yellowish-white poisonous heavy powder used esp as a dehydrating agent. Formula: BaO Also called: baryta