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The large process on the upper end of the ulna that projects behind the elbow joint and forms the point of the elbow.

[Greek ōlekrānon : ōlenē, elbow; see el- in Indo-European roots + krānion, skull, head; see ker- in Indo-European roots.]

o·lec′ra·nal (-nəl), o′le·cra′ni·al (ō′lĭ-krā′nē-əl), o′le·cra′ni·an (-nē-ən) adj.


(əʊˈlɛkrəˌnɒn; ˌəʊlɪˈkreɪnən)
(Anatomy) anatomy the bony projection of the ulna behind the elbow joint
[C18: from Greek, shortened from ōlenokrānon, from ōlenē elbow + krānion head]
olecranal adj


(oʊˈlɛk rəˌnɒn, ˌoʊ lɪˈkreɪ nɒn)

the upper end of the ulna, which forms the tip of the elbow.
[1720–30; < New Latin < Greek ōlékrānon point of the elbow]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.olecranon - process of the ulna that forms the outer bump of the elbow and fits into the fossa of the humerus when the arm is extendedolecranon - 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
appendage, outgrowth, process - a natural prolongation or projection from a part of an organism either animal or plant; "a bony process"
elbow bone, ulna - the inner and longer of the two bones of the human forearm


n olécranon m
References in periodicals archive ?
As there was gross swelling of right elbow, the three bony points of lateral and medial epicondyle and tip of the olecranon could not be palpated even with great difficulty.
Forearm circumference was measured at the midpoint between olecranon process of ulna and styloid process of radius bones by flexible measuring tape.
Proximal to the elbow joint, the ulnar nerve passes into the posterior compartment of the arm and descends between the medial epicondyle of the humerus and olecranon process of the ulna to form the ulnar groove.
4) Enthesopathy adjacent to peripheral joints is common, and sites, such as the distal clavicle, greater and lesser tubercles, pelvis, tibial spine, heel, patella, and olecranon, have been identified as locations of increased calcification and ossification in DISH.
Las protuberancias craneales y caudales de la tuberosidad del olecranon resultaron muy diferentes, la craneal mas aguda y proximalmente dispuesta que en rumiantes domesticos.
En los estadios avanzados se produce la formacion osteofitaria en el olecranon, fosa olecraneana, coronoides y su fosa, con esto, la consiguiente aparicion de un cuadro sintomatico de dolor y perdida de los rangos de movimiento, asi como la disminucion de fuerza de la extremidad afectada.
6 Tophi are typically located in the olecranon bursa, Achilles tendon, first metatarsophalangeal joint and ear, although atypical locations such as the tarsal tunnel, second metacarpal and wrist flexor tendons have also been reported.
Supracondylar fracture humerus in children (19%), fracture distal humerus (12%) and fracture olecranon (3%), occur due to direct blow on the elbow.
This study describes two cases of septic olecranon bursitis and one case of septic prepatellar bursitis in adult hockey players presenting to a sports medicine clinic.
Dado que la tuberosidad del olecranon esta fusionada, su edad madurativa es superior a los 15 meses de vida (cf.
Two different gaps placed 25 mm above the olecranon fossa were taken into account.