0 01b00Epidemic 01i00 02i02b01i00 (noun) 02i00a widespread occurrence of an infectious disease in a community at a particular time 02br 00[ORIGIN00 Greek 01i00epidemia02i00, from 01i00epi02i00 ‘upon’ + 01i00demos02i00 ‘the people’].02br 02b
0 They can be synonymical as shown at 01b001a02b00 here: 02br 02br 00 -----------02br 01b00ep·i·dem·ic02b02br 02br 00 Function: 01i00adjective02br 02br 02i00 Etymology: French 01i00épidémique, 02i00from Middle French 01i00epidemique