1822, from Greek demotikos "of or for the common people, in common use," from demos "common people," originally "district," from PIE *da-mo- "division," from root *da- "to divide" (see tide). In contrast to hieratic. Originally of the simpler of two forms of ancient Egyptian writing; broader sense is from 1831; used of Greek since 1927.[demotic etymology, demotic origin, 英语词源]