/ Thesaurus / F Synonyms of frederick soddy Find synonyms for: Noun1. Soddy, Frederick Soddyusage: English chemist whose work on radioactive disintegration led to the discovery of isotopes (1877-1956)WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language