colonoscopy
noun
co·lo·nos·co·py
ˌkō-lə-ˈnä-skə-pē 
plural colonoscopies
: endoscopic examination of the colon
Examples of colonoscopy in a Sentence
Recent Examples on the Web
Federal cancer screening guidelines and the American Cancer Society recommend that people who have an average risk for colorectal cancer should begin screening at age 45 with a colonoscopy every 10 years, or a stool test every one to three years.
—
Kaitlin Sullivan, NBC news, 15 Feb. 2026
Will insurance pay for a colonoscopy?
—Nicole Villalpando, Austin American Statesman, 14 Feb. 2026
Together, Van Der Beek and Guardant Health are also raising awareness about the Shield blood test, approved by the Food and Drug Administration last year, which can also detect colon cancer, though a colonoscopy remains the gold standard for diagnosis.
—Charles Trepany, USA Today, 11 Feb. 2026
Plans could identify a set of moments that follow the colonoscopy/FIT pattern described above, offer coverage for the cheaper option, and then make those savings fully reflected in the price of the plan.
—Jared Rhoads, STAT, 10 Feb. 2026
See All Example Sentences for colonoscopy
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Kaitlin Sullivan, NBC news, 15 Feb. 2026
Will insurance pay for a colonoscopy?
—Nicole Villalpando, Austin American Statesman, 14 Feb. 2026
Together, Van Der Beek and Guardant Health are also raising awareness about the Shield blood test, approved by the Food and Drug Administration last year, which can also detect colon cancer, though a colonoscopy remains the gold standard for diagnosis.
—Charles Trepany, USA Today, 11 Feb. 2026
Plans could identify a set of moments that follow the colonoscopy/FIT pattern described above, offer coverage for the cheaper option, and then make those savings fully reflected in the price of the plan.
—Jared Rhoads, STAT, 10 Feb. 2026
See All Example Sentences for colonoscopy
Cite this Entry
“Colonoscopy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/colonoscopy. Accessed 17 Feb. 2026.
Copy CitationMedical Definition
colonoscopy
noun
co·lo·nos·co·py
ˌkō-lə-ˈnäs-kə-pē
ˌkäl-ə-
ˌkäl-ə-
plural colonoscopies
: endoscopic examination of the colon
transabdominal colonoscopy with a sigmoidoscope via colotomy
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