/ Thesaurus / A Synonyms of atomic number 62 Find synonyms for: Noun1. samarium, Sm, atomic number 62, metallic element, metalusage: a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasiteWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: languid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language