/ Thesaurus / R Synonyms of republic of iceland Find synonyms for: Noun1. Iceland, Republic of Icelandusage: an island republic on the island of Iceland; became independent of Denmark in 1944WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: penurious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language