samarium

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sa·mar·i·um

 (sə-mâr′ē-əm, -măr′-)
n. Symbol Sm
A silvery or pale gray metallic element of the lanthanide series found in the minerals monazite and bastnaesite and used as a dopant for laser materials, in infrared absorbing glass, and as a neutron absorber in certain nuclear reactors. Atomic number 62; atomic weight 150.36; melting point 1,072°C; boiling point 1,794°C; specific gravity (approximately) 7.520 (25°C); valence 2, 3. See Periodic Table.

[samar(skite), the mineral from which samarium was first isolated in 1879 + -ium.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

samarium

(səˈmɛərɪəm)
n
(Elements & Compounds) a silvery metallic element of the lanthanide series occurring chiefly in monazite and bastnaesite and used in carbon-arc lighting, as a doping agent in laser crystals, and as a neutron-absorber. Symbol: Sm; atomic no: 62; atomic wt: 150.36; valency: 2 or 3; relative density: 7.520; melting pt: 1074°C; boiling pt: 1794°C
[C19: New Latin, from samarskite + -ium]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

sa•mar•i•um

(səˈmɛər i əm)

n.
a rare-earth metallic element discovered in samarskite. Symbol: Sm; at. wt.: 150.35; at. no.: 62; sp. gr.: 7.49.
[1875–80; < New Latin; see samarskite, -ium2]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.

sa·mar·i·um

(sə-mâr′ē-əm)
Symbol Sm A silvery-white metallic element of the lanthanide series that exists in several forms and has seven naturally occurring isotopes. It is used to make glass that absorbs infrared light and to absorb neutrons in nuclear reactors. Atomic number 62. See Periodic Table.
The American Heritage® Student Science Dictionary, Second Edition. Copyright © 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.samarium - a grey lustrous metallic element of the rare earth groupsamarium - a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite
metal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc.
bastnaesite, bastnasite - a yellow-to-brown mineral that is a source of rare earth elements
monazite - a reddish-brown mineral containing rare earth metals; an important source of thorium and cerium
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations
самарий
samarium
samarium
samario
samaarium
samarium
samarium
samarij
szamárium
samarín
サマリウム
samarium
samaris
samarium
samar
samário
samariu
samarium
samarij
samarium
samaryum

samarium

[səˈmɛərɪəm] Nsamario m
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005

samarium

n (Chem) → Samarium nt
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007