/ Thesaurus / A Synonyms of arithmetically Find synonyms for: Adverb1. arithmeticallyusage: with respect to arithmetic; "this problem is arithmetically easy"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language