lanthanide series

lanthanide series
the series of rare-earth elements of atomic numbers 57 through 71 (lanthanum through lutetium).
[1940-45]

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Universalium. 2010.

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  • lanthanide series — noun the rare earth elements with atomic numbers 57 through 71; having properties similar to lanthanum • Hypernyms: ↑series * * * noun : the group of rare earth metals often including lanthanum and sometimes yttrium compare periodic table * * *… …   Useful english dictionary

  • lanthanide series — lan′thanide se ries n. chem. the series of rare earth elements of atomic numbers 57 through 71 (lanthanum through lutetium) • Etymology: 1940–45 …   From formal English to slang

  • Lanthanide contraction — is a term used in chemistry to describe different but closely related concepts associated with smaller than expected ionic radii of the elements in the lanthanide series (atomic number 58, Cerium to 71, Lutetium).CauseVery simply, the effect… …   Wikipedia

  • lanthanide — n. Any rare earth element of the lanthanide series (atomic numbers 57 through 71). Syn: rare earth, rare earth element, lanthanon. [WordNet 1.5] …   The Collaborative International Dictionary of English

  • lanthanide — [lan′thənän΄lan′thə nīd΄] n. any of the rare earth elements (lanthanide series): see the periodic table of elements in the Reference Supplement: sometimes called lanthanoid [lan′thənoid΄] or lanthanon [lan′thənän΄] …   English World dictionary

  • lanthanide — n. Chem. an element of the lanthanide series. Phrases and idioms: lanthanide series a series of 15 metallic elements from lanthanum to lutetium in the periodic table, having similar chemical properties: also called rare earths (see RARE(1)).… …   Useful english dictionary

  • lanthanide — /lan theuh nuyd , nid/, n. Chem. any element of the lanthanide series. Also called lanthanon /lan theuh non /. [1925 30; LANTHAN(UM) + IDE] * * * Any of the series of 15 consecutive chemical elements in the periodic table from lanthanum to… …   Universalium

  • series — /sear eez/, n., pl. series, adj. n. 1. a group or a number of related or similar things, events, etc., arranged or occurring in temporal, spatial, or other order or succession; sequence. 2. a number of games, contests, or sporting events, with… …   Universalium

  • lanthanide contraction — noun : the decrease in size (as of radii of atoms or ions or of atomic volumes) with increasing atomic number of the metals of the lanthanide series …   Useful english dictionary

  • lanthanide — ► NOUN ▪ any of the series of fifteen rare earth elements from lanthanum to lutetium in the periodic table …   English terms dictionary

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