Definition of olecranon in English:


Line breaks: olec¦ra|non
Pronunciation: /əʊˈlɛkrənɒn
, ˌəʊlɪˈkreɪnən


  • A bony prominence at the elbow, on the upper end of the ulna.
    More example sentences
    • The olecranon is the bony landmark identified as the elbow in surface anatomy.
    • Patients with longstanding gout may have tophi over the olecranon prominence, first metatarsal joints, or pinnae.
    • Valgus instability can be detected by applying valgus stress to the elbow at 20 [degrees] to 30 [degrees] of flexion to unlock the olecranon from its fossa.


early 18th century: from Greek ōle(no)kranon, from ōlenē 'elbow' + kranion 'head'.

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