[ lan-thuh-nahyd, -nid ]
/ ˈlæn θəˌnaɪd, -nɪd /
any element of the lanthanide series.
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Also called lan·tha·non [lan-thuh-non] /ˈlæn θəˌnɒn/.
Words nearby lanthanide
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for lanthanide
/ (ˈlænθəˌnaɪd) /
any element of the lanthanide seriesAlso called: rare earth, rare-earth element
Word Origin for lanthanide
C19: from lanthanum + -ide
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for lanthanide
[ lăn′thə-nīd′ ]
Any of the chemically related elements with atomic numbers 57 through 71.rare earth rare-earth element
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for lanthanide
[ lăn′thə-nīd′ ]
Any of a series of 15 naturally occurring metallic elements. The lanthanides include elements having atomic numbers 57 (lanthanum) through 71 (lutetium). They are grouped apart from the rest of the elements in the Periodic Table because they all behave in a similar way in chemical reactions. Also called rare-earth element See Periodic Table.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.