olecranon fossa

noun

Medical Definition of olecranon fossa

: the fossa at the distal end of the humerus into which the olecranon fits when the arm is in full extension — compare coronoid fossa

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“Olecranon fossa.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/olecranon%20fossa. Accessed 15 Jan. 2021.

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