| 单词 | lanthanide |
| 释义 | lanthanide[ lan-thuh-nahyd, -nid ] / ˈlæn θəˌnaɪd, -nɪd / noun Chemistry.any element of the lanthanide series. Also called lan·tha·non [lan-thuh-non]. /ˈlæn θəˌnɒn/. Origin of lanthanideFirst recorded in 1925–30; lanthan(um) + -ide Words nearby lanthanidelantern-jawed, lantern pinion, lantern ring, lantern slide, lantern wheel, lanthanide, lanthanide series, lanthanum, lanthorn, Lantsang, lanuginose Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 British Dictionary definitions for lanthanidelanthanide lanthanon (ˈlænθəˌnɒn)/ (ˈlænθəˌnaɪd) / nounany element of the lanthanide seriesAlso called: rare earth, rare-earth element Word Origin for lanthanideC19: 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 lanthanidelanthanide [ lăn′thə-nīd′ ] n.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 lanthanidelanthanide [ 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. |
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