olecranon

American  

[oh-lek-ruh-non, oh-li-krey-non] / oʊˈlɛk rəˌnɒn, ˌoʊ lɪˈkreɪ nɒn /

noun

Anatomy.

1. the part of the ulna beyond the elbow joint.

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olecranon British  

/ ˌəʊlɪˈkreɪnəl, əʊˈlɛkrəˌnɒn, ˌəʊlɪˈkreɪnən, əʊˈlɛkrənəl /

noun

1. anatomy the bony projection of the ulna behind the elbow joint

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Other Word Forms

• olecranal adjective
• olecranial adjective
• olecranian adjective
• olecranioid adjective

Etymology

Origin of olecranon

1720–30; < New Latin < Greek ōlékrānon point of the elbow, short for ōlenókrānon, equivalent to ōlén ( ē ) elbow + -o- -o- + krān ( íon ) head ( cranium ) + -on neuter noun suffix

Example Sentences

Floyd suffered the unusual injury — to the olecranon, the bony tip of the ulna that sticks out at the curve of the elbow — while pitching against Washington on Thursday.

From Los Angeles Times • Jun. 20, 2014

The proximal ulna also has the olecranon process, forming an expanded posterior region, and the coronoid process and ulnar tuberosity on its anterior aspect.

From Textbooks • Jun. 19, 2013

The posterior and superior portions of the proximal ulna make up the olecranon process, which forms the bony tip of the elbow.

From Textbooks • Jun. 19, 2013

Similarly, the posterior humerus has the olecranon fossa, a larger depression that receives the olecranon process of the ulna when the forearm is fully extended.

From Textbooks • Jun. 19, 2013

I saw several cases of pure perforation of the olecranon without any signs of implication of the elbow-joint.

From Surgical Experiences in South Africa, 1899-1900 Being Mainly a Clinical Study of the Nature and Effects of Injuries Produced by Bullets of Small Calibre by Makins, George Henry