cerium

cerium definition - medical

ce·ri·um (sîrˈē-əm)

noun Symbol Ce
A lustrous, malleable metallic rare-earth element that occurs chiefly in the minerals monazite and bastnaesite, exists in four allotropic states, and is used in lighter flint alloys. Atomic number 58.

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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