/ Thesaurus / R Synonyms of republic of san marino Find synonyms for: Noun1. San Marino, Republic of San Marinousage: the smallest republic in the world; the oldest independent country in Europe (achieved independence in 301); located in the Apennines and completely surrounded by ItalyWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: dormant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language