cysto-

1.
a combining form representing cyst, in the formation of compound words:
cystolith.
Also, cyst-, -cyst, cysti-.
British Dictionary definitions for cysto-

cysto-

combining form
1.
indicating a cyst or bladder: cystocarp, cystoscope
cysto- in Medicine

cysto- or cysti- or cyst-
pref.
Bladder; cyst; sac: cystocele.