(Canada) Any one of three specific rural municipalities in Alberta, Canada, governed by the Special Areas Board.

plural of area code

(neuroanatomy) An area of the frontal lobe of the brain associated with the control of speech.

(idiomatic) An area intermediate between two mutually exclusive states or categories, where the border between the two is fuzzy.

(air traffic control) an airspace within which it is dangerous for aircraft to fly.

(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.

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

(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.

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