
• (n.) 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.
Found on
http://thinkexist.com/dictionary/meaning/zygosphene/

(from the article `snake`) ...(prezygapophyses and postzygapophyses) from the centra, with articulating surfaces that lie above and below; and finally the zygosphenes and ...
Found on
http://www.britannica.com/eb/a-z/z/13
Zyg'o·sphene noun [ Greek
zygo`n a yoke + ... a wedge.]
(Anat.) A median process on the front part of the neural arch of the vertebræ of most snakes and some lizards, which fits into a fossa, called the
zygantrum , on the back part of the arch in front.
Found on
http://www.encyclo.co.uk/webster/Z/7
No exact match found.