The burial of the victims of the plague in Tournai. Fragment of a miniature from "The Chronicles of Gilles Li Muisis" (1272-1352), abbot of the monastery of St. Martin of the Righteous. Bibliothèque royale de Belgique, MS 13076-77, f. 24v.
A pandemic (from Greek παν pan all + δήμος demos people) is an epidemic (an outbreak of an infectious disease) that spreads across a large region (for example a continent), or even worldwide.