(mathematics) A measure of the extent of a surface; it is measured in square units. / A particular geographic region. / Any particular extent of surface, especially an empty or unused extent.

plural of area

(American spelling) Alternative form of grey area

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

An area of population usually with a central or core city and surrounding towns or suburbs.

An area that has been the site of a natural disaster that receives an official designation entitling residents and organizations within that area to receive relief and benefits.

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

(geometry) The total area on the surface of an object. / (computing) The total resources of a system that are accessible from the outside world and thus might be attacked.

A piece of land or a room that is designed for the use of multiple visitors to or inhabitants of a place.

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