Dorsum

2 definitions found

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

  Dorsum \Dor"sum\, n. [L.]
     1. The ridge of a hill.
        [1913 Webster]
  
     2. (Anat.) The back or dorsal region of an animal; the upper
        side of an appendage or part; as, the dorsum of the


        tongue. Dortour

From WordNet (r) 2.0 [wn]:

  dorsum
       n 1: the posterior part of a human (or animal) body from the neck
            to the end of the spine; "his back was nicely tanned"
            [syn: {back}]
       2: the back of the body of a vertebrate or any analogous
          surface (as the upper or outer surface of an organ or
          appendage or part); "the dorsum of the foot"
       [also: {dorsa} (pl)]