\Ep`i*zo*["o]t"ic\, a. [Cf. F. ['e]pizo["o]tique.] 1. (Zo["o]l.) Of or pertaining to an epizo["o]n. 2. (Geol.) Containing fossil remains; -- said of rocks, formations, mountains, and the like. [Obs.] Epizo["o]tic mountains are of secondary formation. --Kirwan. 3. Of the nature of a disease which attacks many animals at the same time; -- corresponding to epidemic diseases among men.