First Known Use: 1541
Dictionary
ulna
noun ul·na \ˈəl-nə\
medical : the bone in the lower part of your arm on the side that is opposite to your thumb
plural ul·nae \-nē\ or ulnas
Full Definition of ULNA
: the bone on the little-finger side of the human forearm; also : a corresponding part of the forelimb of vertebrates above fishes
— ul·nar \-nər, -ˌnär\ adjective
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Origin of ULNA
New Latin, from Latin, elbow — more at ell
ULNAS Defined for Kids
ulna
noun ul·na \ˈəl-nə\
plural ul·nas or ul·nae \-nē\
Definition of ULNA for Kids
: the bone on the little-finger side of the arm between the wrist and elbow
Medical Dictionary
ulna
noun ul·na \ˈəl-nə\
plural ul·nae \-nē\ or ul·nas
Medical Definition of ULNA
: 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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