barium

English dictionary entry

Meanings

noun
  1. The chemical element (symbol Ba) with an atomic number of 56. It is a soft, reactive, silvery alkaline earth metal.
  2. A single atom of this element.
  3. Barium sulphate suspension.

Pronunciation

/ˈbɛəɹɪəm/ LL-Q1860 (eng)-Vealhurl-barium.wav LL-Q1860 (eng)-Naomi Persephone Amethyst (NaomiAmethyst)-barium.wav

Word forms

barium bariums

Etymology

Coined by British chemist Humphry Davy in 1808, from baryta + -ium.

Synonyms

Derived words

barian bariferous barite barium acetate barium aluminate barium arsenate barium arsenite barium azide barium bromate-dihydrate barium bromate-monohydrate barium bromide barium carbide barium carbonate barium chlorate barium chloride barium chromate barium copper disilicate barium copper oxide barium copper silicate barium copper tetrasilicate barium cyanide barium dioxide barium disilicate barium fluoride barium formate barium hexaboride barium hexafluorosilicate barium hydroxide barium iodide barium manganate barium meal barium metaniobate barium metaphosphate barium metasilicate barium metatitanate barium molybdate barium niobate barium nitrate barium nitride barium nitrite barium orthophosphate barium orthovandate barium oxalate barium oxide barium perchlorate barium permanganate barium peroxide barium perxenate barium platinocyanide barium plutonate barium potassium chromate barium pyrophosphate barium pyrovanadate barium selenate barium selenide barium selenite barium silicide barium sodium niobate barium stannate barium star
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