#pandemic (adj.)

of diseases, "incident to a whole people or region," 1660s,

→from Late #Latin #pandemus,
→from #Greek #pandemos "pertaining to all people; public, common,"
→from pan- "all" + dēmos "people".

Thanks to S3 finale of #TheGoodPlace mentioning #JohnMilton's #ParadiseLost:

#Pandemonium / #Pandæmonium:
→from Ancient Greek πᾶν (pân, “all”) + Late Latin daemonium (“evil spirit, demon”)
→from Ancient Greek δαίμων (daímōn, “deity”)

#etymology