Aram of the two rivers, is Mesopotamia (as it is rendered in Genesis 24:10), the country enclosed between the Tigris on the east and the Euphrates on the west (Psalms 60, title); called also the "field of Aram" (Hosea 12:12, RSV) i.e., the open country of Aram; in the Authorized Version, "country of Syria." Padan-aram (q.v.) was a portion of this country.
These dictionary topics are from M.G. Easton M.A., D.D., Illustrated Bible Dictionary, Third Edition, published by Thomas Nelson, 1897. Public Domain, copy freely.
Easton, Matthew George. "Entry for 'Aram-naharaim'". "Easton's Bible Dictionary".