Breadcrumb Home > Thesaurus > C Synonyms of caliber Find synonyms for: Noun 1. quality, caliber, calibre, degree, grade, level usage: a degree or grade of excellence or worth; "the quality of students has risen"; "an executive of low caliber" 2. bore, gauge, caliber, calibre, diameter, diam usage: diameter of a tube or gun barrel WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of caliber (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Did Birds Evolve from Dinosaurs? The Twelve Dancing Princesses Current Events This Week: January 2023 African Americans by the Numbers Andersen's Fairy Tales: Contents The Celtic Twilight: A Teller of Tales ✖ Related Content Daily Word Quiz: saturnine Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language