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ulna

play
noun, ul·na \ˈəl-nə\

Simple Definition of ulna

  • medical : the bone in the lower part of your arm on the side that is opposite to your thumb

Source: Merriam-Webster's Learner's Dictionary

Full Definition of ulna

plural ulnae play \-nē\ or ulnas

  1. :  the bone on the little-finger side of the human forearm; also :  a corresponding part of the forelimb of vertebrates above fishes

ulnar play \-nər, -ˌnär\ adjective

Origin of ulna

New Latin, from Latin, elbow — more at ell


First Known Use: 1541


ULNA Defined for Kids

ulna

play
noun ul·na \ˈəl-nə\

Definition of ulna for Students

plural ulnas or ulnae \-nē\

  1. :  the bone on the little-finger side of the arm between the wrist and elbow




Medical Dictionary

ulna

play
noun ul·na \ˈəl-nə\

Medical Definition of ulna

plural ulnae \-nē\play or ulnas

  1. :  the bone on the little-finger side of the human forearm that forms with the humerus the elbow joint and serves as a pivot in rotation of the hand



Illustration of ulna


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