Medical Dictionary

swine flu

noun

Medical Definition of SWINE FLU

:  swine influenza ; also :  influenza A of humans that is caused by a different strain of an orthomyxovirus subtype (H1N1) from those found in swine and that is marked especially by fever, sore throat, cough, chills, body aches, fatigue, and sometimes diarrhea and vomiting

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