a sheikhdom (emirate) of SE Arabia, on the S coast of the Persian Gulf: the chief sheikhdom and capital of the United Arab Emirates, consisting principally of the port of Abu Dhabi and a desert hinterland; contains major oilfields. Pop: 1 144 933 (2015 est). Area: 67 350 sq km (25 998 sq miles)
Abu Dhabi in American English
(ˌɑbuˈdɑbi)
1.
largest emirate of the United Arab Emirates: c. 26,000 sq mi (67,340 sq km); pop. 670,000
2.
its chief city, on the Persian Gulf: capital of United Arab Emirates: pop. 363,000