catarrh
noun/kəˈtɑː(r)/
/kəˈtɑːr/
[uncountable]- thick liquid (called phlegm) that you have in your nose and throat because, for example, you have a coldTopics Health problemsc2Word Originearly 16th cent.: from French catarrhe, from late Latin catarrhus, from Greek katarrhous, from katarrhein ‘flow down’, from kata- ‘down’ + rhein ‘flow’.
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catarrh