/lan"theuh nuyd', -nid/, n. Chem.
any element of the lanthanide series. Also called lanthanon /lan"theuh non'/.
[1925-30; LANTHAN(UM) + -IDE]

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Any of the series of 15 consecutive chemical elements in the periodic table from lanthanum to lutetium (atomic numbers 57–71).

With scandium and yttrium, they make up the rare earth metals. Their atoms have similar configurations and similar physical and chemical behaviour; the most common valences are 3 and 4.

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Universalium. 2010.

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Look at other dictionaries:

  • 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 — ● lanthanide nom masculin Nom générique des éléments des terres rares, doués de propriétés chimiques très voisines, et dont le premier est le lanthane. (Leurs numéros atomiques vont de 57 à 71 ; ils sont souvent représentés par le symbole Ln.)… …   Encyclopédie Universelle

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

  • Lanthanide —   1 2   3 4 5 6 7 8 9 …   Wikipédia en Français

  • lanthanide — lantanoidas statusas T sritis fizika atitikmenys: angl. lanthanide; lanthanoide vok. Lanthanid, n; Lanthanoid, n rus. лантаноид, m pranc. lanthanide, m …   Fizikos terminų žodynas

  • 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 —     …   Deutsch Wikipedia

  • 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 triflates — are triflate salts of the lanthanide family with many uses in organic chemistry as Lewis acid catalysts. The catalysts act similar to aluminium chloride or ferric chloride, but are stable in water, which makes it possible to use water as solvent… …   Wikipedia

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