Area 51

Unclear, but perhaps from a grid numbering system of the area by the Atomic Energy Commission (AEC). While Area 51 is not part of this system, it is adjacent to Area 15.

Area 51

1. (informal, US, military, aviation, research, espionage, ufology) A secret military facility, airport, and airbase in Nevada Test and Training Range, Nevada, United States. It is the subject of conspiracy theories claiming it is where the US government hides extra-planetary alien visitors.

   Synonyms: (slang) Dreamland, Groom Lake, Homey Airport

   Coordinate terms: Roswell, Bermuda Triangle, Hangar 18

Unadapted borrowing from English Area 51.

• IPA^(key): /ˌɛːɹiə fɪftiˈwan/

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• Hyphenation: Area 51

Area 51 f (proper noun, genitive Area 51)

1. (informal, military, aviation, research, espionage, ufology) Area 51 (a secret military facility, airport, and airbase in Nevada Test and Training Range, Nevada, United States)