tetrarchy definition by Wordo

Noun

A

government

where

power

is

shared

by

four

people

, ''

especially

''

the

Herodian tetrarchy

established

in

Judea

after

the

death

of

Herod

and

the

Tetrarchy

of

Diocletian

which

ruled

the

Roman Empire

in

the

years

293-313

.