Also found in: Wikipedia.
Osroene(ŏsrōē`nē), ancient kingdom of NW Mesopotamia, in present-day SE Turkey and NE Syria. EdessaEdessa
, ancient city of Mesopotamia, on the site of modern Şanlıurfa, Turkey. It emerged in the 4th cent. B.C. as Orrhoe, or Arrhoe, and was later named Edessa by Seleucus I of Syria. From c.137 B.C. it was the capital of the independent kingdom of Osroene.
..... Click the link for more information. was its capital. It broke away (2d cent. B.C.) from the Seleucid empire and formed a separate kingdom. It came under Roman rule late in the 2d cent. A.D.