Ulna

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Ulna \Ul"na\ ([u^]l"n[.a]), n. [L., the elbow. See {Ell}.]
     1. (Anat.) The postaxial bone of the forearm, or brachium,
        corresponding to the fibula of the hind limb. See
        {Radius}.
        [1913 Webster]
  


     2. (O. Eng. Law) An ell; also, a yard. --Burrill.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  ulna
       n : the inner and longer of the two bones of the human forearm
           [syn: {elbow bone}]
       [also: {ulnae} (pl)]