/ Thesaurus / D Synonyms of dys Find synonyms for: Noun1. dysprosium, Dy, atomic number 66, metallic element, metalusage: a trivalent metallic element of the rare earth group; forms compounds that are highly magneticWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: philtrum Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language