The Collaborative International Dictionary
Spondyle
Spondyl \Spon"dyl\, Spondyle \Spon"dyle\ (sp[o^]n"d[i^]l), n. [L. spondylus, Gr. ?, ?: cf. F. spondyle.] (Anat.) A joint of the backbone; a vertebra.
Douglas Harper's Etymology Dictionary
spondyle
"a vertebra," from French spondyle (14c.), from Latin spondylus, from Greek spondylos "vertebra" (see spondylo-).
Wiktionary
spondyle
n. (context anatomy English) A joint of the backbone; a vertebra.