autarch

[ aw-tahrk ]
/ ˈɔ tɑrk /

noun

an absolute ruler; autocrat; tyrant.

Origin of autarch

1860–65; < Greek aútarchos, noun use of aútarchos autocratic, equivalent to aut- aut- + -archos -arch
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019