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Browse the Medical Dictionary:: A; B; C; D; E; F; G; H; I; J; K; L; M; N; O; P; Q; R; S; T; U; V; W; X; Y; Z; #

rare earth

Main Entry:: rare earth
Pronunciation:: \ˌrer-ˈərth\
Function:: noun

1 : any of a group of similar oxides of metals or a mixture of such oxides occurring together in widely distributed but relatively scarce minerals 2 : rare earth element

Learn more about "rare earth" and related topics at Britannica.com

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