olecranon

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olecranon

 [o-lek´rah-non]
the bony projection of the ulna at the elbow. adj., adj olec´ranal.
The olecranon.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

o·lec·ra·non

(ō-lek'ră-non, ō'lē-krā'non), [TA]
The prominent curved proximal extremity of the ulna, the upper and posterior surface of which gives attachment to the tendon of the triceps muscle, the anterior surface entering into the formation of the trochlear notch.
[G. the head or point of the elbow, fr. ōlenē, ulna, + kranion, skull, head]
Farlex Partner Medical Dictionary © Farlex 2012

olecranon

(ō-lĕk′rə-nŏn′)
n.
The large process on the upper end of the ulna that projects behind the elbow joint and forms the point of the elbow.

o·lec′ra·nal (-nəl), o′le·cra′ni·al (ō′lĭ-krā′nē-əl)(-nē-ən), o′le·cra′ni·an (-nē-ən) adj.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

o·lec·ra·non

(ō-lek'ră-non) [TA]
The prominent curved proximal extremity of the ulna, the upper and posterior surface of which gives attachment to the tendon of the triceps muscle, the anterior surface entering into the formation of the trochlear notch.
Synonym(s): elbow bone, point of elbow.
[G. the head or point of the elbow, fr. ōlenē, ulna, + kranion, skull, head]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012

olecranon

The hook-shaped upper end of one of the forearm bones (the ulna) that projects behind the elbow joint, fitting into a hollow on the back of the lower end of the upper arm bone (humerus) and forming the point of the elbow. The olecranon prevents over-extension of the elbow.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005