Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
colonoscope is a noun meaning "an elongated fiberoptic endoscope for examining the entire colon from cecum to rectum". It carries one recorded sense.
an elongated fiberoptic endoscope for examining the entire colon from cecum to rectum
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for colonoscope come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.