Definition from Wiktionary, the free dictionary
- Rhymes: -eɪmiə
Proper noun 
- A region in Southwest Asia spanning from the rivers Euphrates and Tigris that is the site of one of the most ancient civilizations in the history of man.
- The British Mandate of Mesopotamia, a League of Nations mandate from 1920 to 1932 that was the precursor to the independent state of Iraq.
Derived terms 
region between Euphrates and Tigris