/ Thesaurus Find synonyms for: Noun1. millionth, rankusage: position 1,000,000 in a countable series of things2. one-millionth, millionth, common fraction, simple fractionusage: one part in a million equal partsAdjective1. millionth, ordinal (vs. cardinal)usage: the ordinal number of one million in counting orderWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.See also: millionth (Dictionary) Related Content Daily Word Quiz: placate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language Synonyms Index