Prothorax

2 definitions found

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

  Prothorax \Pro*tho"rax\, n. [Pref. pro- + thorax.] (Zool.)
     The first or anterior segment of the thorax in insects. See
     Illusts. of {Butterfly} and {Coleoptera}.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:



  prothorax
       n : the anterior part of an insect's thorax; bears the first
           pair of legs
       [also: {prothoraces} (pl)]