Definition of gastroenteritis noun from the Oxford Advanced American Dictionary

 

gastroenteritis

 noun
noun
NAmE//ˌɡæstroʊˌɛntəˈraɪt̮əs//
 
[uncountable](medical)
 
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an illness of the stomach and other food passages that causes diarrhea and vomiting
See the Oxford Advanced Learner's Dictionary entry: gastroenteritis