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barium

bar·i·um

barium

 
pronunciation:
beI ri m
parts of speech:
noun, adjective
features:
Word Combinations (noun), Word Explorer
part of speech: noun
definition: a chemical element of the alkaline-earth group that has fifty-seven protons in each nucleus and that is usu. found in compounds such as salts. (symbol: Ba)
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part of speech: adjective
definition: of or containing barium or barium sulfate.
a barium enema
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  element