colocholecystostomy

cho·le·cys·to·co·los·to·my

(kō'lĕ-sis'tō-kō-los'tŏ-mē) Establishment of a communication between the gallbladder and the colon.
Synonym(s): colocholecystostomy. [chole- + G. kystis, bladder, + kōlon, colon, + stoma, mouth]