The Collaborative International Dictionary
Isospondylous
Isospondylous \I`so*spon"dy*lous\, a. (Zo["o]l.) Of or pertaining to the Isospondyli; having the anterior vertebr[ae] separate and normal.
Wiktionary
isospondylous
a. 1 (context zoology English) Of or pertaining to the Isospondyli. 2 (context zoology English) Having the anterior vertebrae separate and normal.