Breadcrumb Home > Thesaurus > S Synonyms of sixtieth Find synonyms for: Noun 1. sixtieth, rank usage: position 60 in a countable series of things 2. one-sixtieth, sixtieth, common fraction, simple fraction usage: one part in sixty equal parts Adjective 1. sixtieth, 60th, ordinal (vs. cardinal) usage: the ordinal number of sixty in counting order WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of sixtieth (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: recidivism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language