Metasternum

2 definitions found

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

  Metasternum \Met`a*ster"num\, n. [Pref. meta- + sternum.]
     1. (Anat.) The most posterior element of the sternum; the
        ensiform process; xiphisternum.
        [1913 Webster]
  
     2. (Zool.) The ventral plate of the third or last segment of


        the thorax of insects.
        [1913 Webster] Metastoma

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

  Xiphisternum \Xiph"i*ster"num\, n.; pl. {Xiphisterna}. [NL., fr.
     Gr. xi`fos a sword + sternum.] (Anat.)
     (a) The posterior segment, or extremity, of the sternum; --
         sometimes called {metasternum}, {ensiform cartilage},
         {ensiform process}, or {xiphoid process}.
     (b) The xiphiplastron. -- {Xiph"i*ster"nal}a.
         [1913 Webster]