an atoll in the W Pacific Ocean, in the NW Marshall Islands: taken by the US from Japan in 1944; became a naval base and later a testing ground for atomic weapons. Pop: 820 (1999 est)
Also called: Enewetak
Eniwetok in American English
(ˌɛnəˈwiˌtɑk)
atoll in the Marshall Islands: site of U.S. atomic & hydrogen bomb tests (1948-54)