Tetrapod

2 definitions found

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

  Tetrapod \Tet"ra*pod\, n. [Gr. ? fourfooted; te`tra- (see
     {Tetra-}) + ?, ?, foot.] (Zool.)
     An insect characterized by having but four perfect legs, as
     certain of the butterflies.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  tetrapod
       n : a vertebrate animal having four feet or legs or leglike
           appendages