in ‧ flu ‧ en ‧ za /ˌɪnfluˈenzə/ BrE AmE noun [uncountable] medical
[ Date: 1700-1800 ; Language: Italian ; Origin: Medieval Latin influentia ; ⇨ ↑ influence 1 ]
an infectious disease that is like a very bad cold SYN flu
in ‧ flu ‧ en ‧ za /ˌɪnfluˈenzə/ BrE AmE noun [uncountable] medical
[ Date: 1700-1800 ; Language: Italian ; Origin: Medieval Latin influentia ; ⇨ ↑ influence 1 ]
an infectious disease that is like a very bad cold SYN flu
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012