/ Dictionary / Index O olecranon: Meaning and Definition of Find definitions for: o•lec•ra•non Pronunciation: (ō-lek'ru-non", ō"li-krā'non), [key] — n. Anat. the part of the ulna beyond the elbow joint. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: olecranon (Thesaurus) oleate olefiant gas Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language