- an acute, contagious, infectious disease, caused by any of various viruses and characterized by inflammation of the respiratory tract, fever, and muscular pain
- any of various viral diseases of domestic animals, characterized by inflammation of the respiratory tract
Origin of influenzaIt, literally , an influence (because attributed by astrologers to the influence of the stars) ; from Medieval Latin influentia: see influence
- An acute contagious viral infection of humans, characterized by inflammation of the respiratory tract and by fever, chills, muscular pain, and prostration. Also called grippe.
- Any of various viral infections of domestic or wild animals, generally characterized by fever and respiratory involvement.
Origin of influenzaItalian, from Medieval Latin &imacron;nfluentia, influence (so called apparently from the belief that epidemics were due to the influence of the stars); see influence.
(plural influenzas or influenze)