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lanthanide

   Also found in: Medical, Encyclopedia, Wikipedia, Hutchinson 0.03 sec.
lan·tha·nide  (lnth-nd)
n.
See rare-earth element.
[lanthan(um) + -ide.]
lanthanide  (lnth-nd)
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.
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.lanthanide - any element of the lanthanide series (atomic numbers 57 through 71)
lanthanoid, lanthanon, rare earth, rare-earth element
group, grouping - any number of entities (members) considered as a unit
terbium metal - a separate group of related lanthanides, including terbium, europium, gadolinium, and sometimes dysprosium
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? Mentioned in ? References in periodicals archive
 
Rare earth elements--largely the lanthanide series at the bottom of the periodic table--show up in only minute concentrations in living creatures.
Fossil fingerprints: rare earths tie bones to burial ground by Lock, C. / Science News
Mountain Pass, the world's largest lanthanide mine, is a treasure trove of rare earth minerals like samarium, lanthium, europium and neodymium.
Engineered extinction: government policies threaten our jobs, economy ... by Jasper, William F. / The New American
1,3] line of transition elements were extended to the case of the L x-ray spectra of the lanthanide elements [17].
Decomposition of wavelength dispersive X-Ray spectra by Roques-Carmes, Claude / Journal of Research of the National Institute of Standards and Technology
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