Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
olecranon is a noun meaning "process of the ulna that forms the outer bump of the elbow and fits into the fossa of the humerus when the arm is extended". It carries one recorded sense.
process of the ulna that forms the outer bump of the elbow and fits into the fossa of the humerus when the arm is extended
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for olecranon come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.