/ Thesaurus / O Synonyms of olecranon process Find synonyms for: Noun1. olecranon, olecranon process, process, outgrowth, appendageusage: process of the ulna that forms the outer bump of the elbow and fits into the fossa of the humerus when the arm is extendedWordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: boisterous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language