ophi-
combining form 
or ophio-
Etymology: Greek, from ophis snake — more at anguis 
1. : snake : serpent 
< ophiophagous >
< ophiolatrous >
2.
a. : thing suggesting a snake 
< ophicalcite >
b. : being or resembling a snake in respect to a (specified) structure or quality 
< ophiocephalus >
or ophio-
1.
< ophiophagous >
< ophiolatrous >
2.
a.
< ophicalcite >
b.
< ophiocephalus >