I. adjective see: demagogue Date: 1666 occurring over a wide geographic area and affecting an exceptionally high proportion of the population , II. noun Date: circa 1853 a ~ outbreak of a disease
PANDEMIC
Meaning of PANDEMIC in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012