olec·ra·non | \ ō-ˈle-krə-ˌnän 
\
\Definition of olecranon
: the process of the ulna projecting behind the elbow joint
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olecranon
nounolec·ra·non | \ ō-ˈlek-rə-ˌnän \
\Medical Definition of olecranon
: the large process of the ulna that projects behind the elbow, forms the bony prominence of the elbow, and receives the insertion of the triceps muscle
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Time Traveler for olecranon
The first known use of olecranon was in 1578
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