The Collaborative International Dictionary
Cystotome
Cystotome \Cys"to*tome\ (s?s"t?-t?m), n. [Gr. ??? bladder + ???? to cut: cf. F. cystotome.] (Surg.) A knife or instrument used in cystotomy.
Wiktionary
cystotome
n. (context surgery English) A knife or instrument used in cystotomy.