Breadcrumb Home > Thesaurus > O Synonyms of onager Find synonyms for: Noun 1. catapult, arbalest, arbalist, ballista, bricole, mangonel, onager, trebuchet, trebucket, engine usage: an engine that provided medieval artillery used during sieges; a heavy war engine for hurling large stones and other missiles 2. onager, Equus hemionus, wild ass usage: Asiatic wild ass WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of onager (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: hagiography Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language