Definition of colotomy in US English:

colotomy

noun

  • The operation or process of cutting through the wall of the colon; an instance of this; an incision into the colon. In early use: specifically = "colostomy" (now rare).

Origin

Mid 19th century; earliest use found in The Lancet. From colo- + -tomy.

Pronunciation

colotomy

/kəˈlɒtəmi/