Breadcrumb Home > Thesaurus > U Synonyms of uncus Find synonyms for: Noun 1. uncus, hook, crotchet usage: (biology) any hook-shaped process or part WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of uncus (Dictionary) ✖ Related Content Daily Word Quiz: umbrage Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language