Cephalothorax

1 definition found

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

  Cephalothorax \Ceph`a*lo*tho"rax\, n. [Cephalo- + thorax.]
     (Zool.)
     The anterior portion of any one of the Arachnida and higher
     Crustacea, consisting of the united head and thorax.
     [1913 Webster]