(informal, US, military, aviation, research, espionage, ufology) A secret military facility, an airport, an airbase in Nevada Test and Training Range, Nevada, United States; A military base in Nevada, where advanced military aircraft are developed; foreign military aircraft are evaluated; and rumored to be where the US government hides extra-planetary alien visitors.

(American spelling) Alternative form of grey area

(cricket) the central, rectangular area of the pitch onto which the bowlers may not run during their follow through

(US) a rug that only covers part of the floor of a room

(cartography) Of a map, having the property that equal areas on the map represent equal areas on the mapped surface.

A place, usually on a limited-access highway, where one can stop to use the restroom or to take a break from travelling.

Used other than figuratively or idiomatically: see area, influence.

(US, Australia, Philippines) A prefix appended to a telephone number indicating the geographical area.

(soccer, futsal) An area of a pitch or field, inside which a penalty is given to the offensive team if a foul is made by the defensive team.

plural of area code