proctocolectomyWiktionary 原文英美构词拆解proctoprocto-前缀colcol-前缀ectomy-ectomy后缀procto-Dealing with the rectum and anus; anorectal; sometimes also the distal colon.col-Alternative form of co- / con- (before l).-ectomy(surgery) The surgical removal of.词源说明From procto- + col- + -ectomy.释义名词noun1(surgery) A surgical procedure involving complete excision of the colon and rectum, typically performed to treat severe colorectal disease.同族词派生词 1panproctocolectomy