noun, plural ul·nae [uhl-nee] /ˈʌl ni/, ul·nas.
Origin of ulna
Examples from the Web for ulna
Historical Examples of ulna
The ulna must then be cleared, and the triceps divided at its insertion.A Manual of the Operations of Surgery
Ulna, from the top of the shoulder or arme-hole, to the top of the middle finger.The Way To Geometry
The ends of the secondaries must not be separated from the bone of the forearm, or the ulna.Taxidermy and Zoological Collecting
William T. Hornaday
Its radius and ulna are separate bones, not fused as they are normally.
The ulna (fig. 57, 3) is longer, stouter, and slightly curved.The Vertebrate Skeleton
Sidney H. Reynolds
noun plural -nae (-niː) or -nas
Word Origin for ulna
inner bone of the forearm, 1540s, Latin, literally "elbow;" related to Old English eln (see elbow (n.)).