Breadcrumb Home > Thesaurus > T Synonyms of twelve Find synonyms for: Noun 1. twelve, 12, XII, dozen, large integer usage: the cardinal number that is the sum of eleven and one Adjective 1. twelve, 12, xii, dozen, cardinal (vs. ordinal) usage: denoting a quantity consisting of 12 items or units WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of twelve (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: frisson Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language