the S Asian empire established by Cyrus the Great in the 6th century bc and overthrown by Alexander the Great in the 4th century bc. At its height it extended from India to Europe
Persian Empire in American English
ancient empire in SW Asia, including at its peak (c. 500 b.c.) the area from the Indus River to the W borders of Asia Minor & Egypt: it was founded by Cyrus the Great (6th cent. b.c.) & conquered by Alexander the Great (c. 328 b.c.)
Examples of 'Persian Empire' in a sentence
Persian Empire
We have reports that the Masters of the Mote Beta moons, the group we have called the Persian Empire, are gathering a fleet.
Niven, Larry & Pournelle, Jerry THE MOAT AROUND MURCHESON'S EYE (1993)