Schaff's Bible Dictionary
PAR'THIA. Originally a province of Media, on its eastern side, in the time of the apostles it had spread its sway from India to the Tigris, and from the Kharesem desert to the southern ocean. Seleucia was a chief city, and Ecbatana was its king's summer residence. c. 550. c. 256 it revolted and became an independent empire. d. 226.