Breadcrumb Home > Thesaurus > R Synonyms of reckoner Find synonyms for: Noun 1. calculator, reckoner, figurer, estimator, computer, expert usage: an expert at calculation (or at operating calculating machines) 2. reckoner, ready reckoner, handbook, enchiridion, vade mecum usage: a handbook of tables used to facilitate computation WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of reckoner (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: annular Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language