Source : Webster's Revised Unabridged Dictionary (1913)

Epizooty \Ep`i*zo"["o]*ty\, Epizootic \Ep`i*zo*["o]t"ic\, n. [F.
   ['e]pizo["o]tie.]
   An epizo["o]tic disease; a murrain; an epidemic influenza
   among horses.