barium

barium definition - medical

bar·i·um (bârˈē-əm, bărˈ-)

noun Symbol Ba
A soft alkaline-earth metal that is a component in compounds used in radiography and as radiopaque media. Atomic number 56.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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