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Meaning of rare earth element

Source language: EnglishDictionary language: English

rare earth element

noun

Definitions

  1. Any of a group of seventeen soft, lustrous, sometimes magnetic metals that form trivalent salts; they include the lanthanides plus yttrium, scandium, thorium and sometimes zirconium.

Sources:https://en.wiktionary.org/wiki/rare%20earth%20element

Related words

rare-earth elementrare earthrare earth metalrare earth minerallanthaniderare earth magnetyttriumtransition element