samarium
English Thesaurus
1. a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite (noun.substance)
hypernym | : | metal, metallic element, |
definition | : | any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. (noun.substance) |
substance meronym | : | bastnaesite, bastnasite, |
definition | : | a yellow-to-brown mineral that is a source of rare earth elements (noun.substance) |
substance meronym | : | monazite, |
definition | : | a reddish-brown mineral containing rare earth metals; an important source of thorium and cerium (noun.substance) |
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