Breadcrumb Home > Thesaurus > C Synonyms of calculator Find synonyms for: Noun 1. calculator, reckoner, figurer, estimator, computer, expert usage: an expert at calculation (or at operating calculating machines) 2. calculator, calculating machine, machine usage: a small machine that is used for mathematical calculations WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of calculator (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: desultory Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language