The Collaborative International Dictionary
Epidemically
Epidemically \Ep`i*dem"ic*al*ly\, adv. In an epidemic manner.
Wiktionary
epidemically
adv. 1 in the manner of an epidemic 2 regarding epidemics
Usage examples of "epidemically".
Toward the end of the century it spread to the South of France, and since that time has appeared epidemically, 195 distinct outbreaks having been observed in the course of one hundred and sixty-nine years, from 1618 to 1787.