Breadcrumb Home > Thesaurus > A Synonyms of arithmetic Find synonyms for: Noun 1. arithmetic, pure mathematics usage: the branch of pure mathematics dealing with the theory of numerical calculations Adjective 1. arithmetical, arithmetic usage: relating to or involving arithmetic; "arithmetical computations" WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of arithmetic (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: neologism Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language