Zygosphene

1 definition found

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

  Zygosphene \Zyg"o*sphene\, n. [Gr. zygo`n a yoke + ? a wedge.]
     (Anat.)
     A median process on the front part of the neural arch of the
     vertebrae of most snakes and some lizards, which fits into a
     fossa, called the zygantrum, on the back part of the arch in
     front.


     [1913 Webster]