comb. element forming nouns meaning "rule or government by," from Fr. -cratie
or M.L. -cratia
, from Gk. -kratia
"power, might; rule, sway; power over; a power, authority," from kratos
"strength," from PIE *kratus
"power, strength" (see hard
). The connective -o-
has come to be viewed as part of it. Productive in English from c.1800.