lanthanum

lanthanum definition - medical

lan·tha·num (lănˈthə-nəm)

noun Symbol La
A soft malleable metallic rare-earth element used in glass manufacture. Atomic number 57.

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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