Gastroenterology
noun ·Rare ·Advanced level
Definitions
- 1 The study of the digestive system, from the mouth to the anus, which may also include the study of accessory organs: pancreas, liver, gallbladder and bile ducts. uncountable
"One insurance company, UnitedHealthcare, has announced that starting in June, members with commercial plans seeking gastroenterology endoscopy services – including colonoscopies – will be required to have “prior authorizations” for those services."
- 2 the branch of medicine that studies the gastrointestinal tract and its diseases wordnet
Example
More examples"One insurance company, UnitedHealthcare, has announced that starting in June, members with commercial plans seeking gastroenterology endoscopy services – including colonoscopies – will be required to have “prior authorizations” for those services."
Etymology
From Ancient Greek γαστήρ (gastḗr, “belly”) + Ancient Greek ἔντερον (énteron, “intestine”) + Ancient Greek -λογία (-logía). By surface analysis, gastro- + enterology.
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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.