Mes ‧ o ‧ po ‧ ta ‧ mi ‧ a /ˌmesəpəˈteɪmiə/ BrE AmE
an area in western Asia around the River Tigris and the River Euphrates in Iraq, where, in ancient times, the world's first cities were built and several important ancient ↑ civilization s developed ⇨ ↑ Babylon , ↑ Fertile Crescent