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[oh-lek-ruh-non, oh-li-krey-non] /oʊˈlɛk rəˌnɒn, ˌoʊ lɪˈkreɪ nɒn/
noun, Anatomy.
the part of the ulna beyond the elbow joint.
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 (see cranium) + -on neuter noun suffix
Related forms
[oh-lek-ruh-nl, oh-li-kreyn-l] /oʊˈlɛk rə nl, ˌoʊ lɪˈkreɪn l/ (Show IPA),
olecranial, olecranian, olecranioid, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for olecranon


/əʊˈlɛkrəˌnɒn; ˌəʊlɪˈkreɪnən/
(anatomy) the bony projection of the ulna behind the elbow joint
Derived Forms
olecranal (əʊˈlɛkrənəl; ˌəʊlɪˈkreɪnəl) adjective
Word Origin
C18: from Greek, shortened from ōlenokrānon, from ōlenē elbow + krānion head
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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olecranon in Medicine

olecranon o·lec·ra·non (ō-lěk'rə-nŏn')
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) or o'le·cra'ni·al (ō'lĭ-krā'nē-əl) or o'le·cra'ni·an (-nē-ən) adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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