1. a medical procedure in which a long, flexible tube with a camera is inserted through the colon to examine the large intestine and detect abnormalities such as polyps or cancer
Usage: medical/healthcare context; commonly used in preventive screening

Examples

• The doctor recommended a colonoscopy to screen for colorectal cancer.
• My father had a colonoscopy last month and they found and removed two polyps.
• Colonoscopy is one of the most effective ways to detect early signs of colon disease.
• She was nervous about her first colonoscopy but the procedure went smoothly.
• The gastroenterologist performed the colonoscopy while the patient was under mild sedation.
• Regular colonoscopies are recommended for adults over 50.