Colonoscopy

//ˌkɒ.ləˈnɒ.skə.pi// noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The examination of the colon using a colonoscope. countable, uncountable

    "Colonoscopy can be expected to identify lesions missed on barium enema, such as small polyps and angiodysplasia. […] Often the preparation of the colon is not ideal, and this can add to the difficulty of performing colonoscopy and interpreting the findings. Tedesco and colleagues reported the results of colonoscopy in 258 patients with rectal bleeding."

  2. 2
    visual examination of the colon (with a colonoscope) from the cecum to the rectum; requires sedation wordnet

Example

More examples

"Tom's friend will have a colonoscopy tomorrow."

Etymology

From colon + -o- + -scopy.

More for "colonoscopy"

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.