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Related to colonoscope: endoscopy
A long flexible endoscope, often equipped with a device for obtaining tissue samples, that is used for visual examination of the colon. Also called coloscope.
(Medicine) an instrument for examining the colon, consisting of a flexible lighted tube that is inserted in the colon to look for abnormalities and to remove them or take tissue samples
[C20: from colon2 + -o- + -scope]
co•lon•o•scope(koʊˈlɒn əˌskoʊp, kə-)
See under colonoscopy.