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lanthanideenUK
lan·tha·nide L0044300 (lăn′thə-nīd′)n. Any of a series of chemically similar metallic elements with atomic numbers ranging from 57 (lanthanum) through 71 (lutetium). The lanthanides, together with yttrium and scandium, constitute the rare-earth elements. Also called lanthanoid.
[lanthan(um) + -ide.]lanthanide (ˈlænθəˌnaɪd) or lanthanonn (Elements & Compounds) any element of the lanthanide series. Also called: rare earth or rare-earth element [C19: from lanthanum + -ide]lan•tha•nide (ˈlæn θəˌnaɪd, -nɪd)
n. any element of a series of rare-earth elements of atomic numbers 57 through 71. [1925–30; lanthan (um) + -ide] lan·tha·nide (lăn′thə-nīd′) Any of a series of 15 naturally occurring metallic elements. The lanthanides include elements having atomic numbers 57 through 71. 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.Thesaurus| Noun | 1. | lanthanide - any element of the lanthanide series (atomic numbers 57 through 71)lanthanoid, lanthanon, rare earth, rare-earth elementgroup, grouping - any number of entities (members) considered as a unitterbium metal - a separate group of related lanthanides, including terbium, europium, gadolinium, and sometimes dysprosium |
TranslationsEncyclopediaSeeLanthanideslanthanideenUK
lan·tha·nide (lăn′thə-nīd′)n. Any of the chemically related elements with atomic numbers 57 through 71. Also called rare earth, rare-earth element.lanthanideenUK
Related to lanthanide: actinide, Lanthanide contractionSynonyms for lanthanidenoun any element of the lanthanide series (atomic numbers 57 through 71)Synonyms- lanthanoid
- lanthanon
- rare earth
- rare-earth element
Related Words- group
- grouping
- terbium metal
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