flu

1. is a type of:

   • contagion, contagious disease - any disease easily transmitted by contact
   • respiratory disease, respiratory disorder, respiratory illness - a disease affecting the respiratory system
   subtypes:

   • asian influenza, asiatic flu - influenza caused by the Asian virus that was first isolated in 1957
   • swine flu, swine influenza - an acute and highly contagious respiratory disease of swine caused by the orthomyxovirus thought to be the same virus that caused the 1918 influenza pandemic
   same as: grippe, influenza

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