Breadcrumb Home > Thesaurus > N Synonyms of ninth Find synonyms for: Noun 1. ninth, rank usage: position nine in a countable series of things; "going into the ninth they were a run ahead" 2. one-ninth, ninth, common fraction, simple fraction usage: one part in nine equal parts Adjective 1. ninth, 9th, ordinal (vs. cardinal) usage: coming next after the eighth and just before the tenth in position WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of ninth (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: supererogatory Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language