/ Thesaurus / O Synonyms of os capitatum Find synonyms for: Noun1. capitate, capitate bone, os capitatum, carpal bone, carpal, wrist boneusage: the wrist bone with a rounded head shape that articulates with the 3rd metacarpusWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language