Noun

1. A measure of the extent of a planar region, or of the surface of a solid; it is measured in square units
2. A particular geographic region.
3. Any particular extent of surface.

   The photo is a little dark in that area.

4. Figuratively, any extent, scope or range of an object or concept.

   The plans are a bit vague in that area.

   My guts are a bit sore in that area.

5. An open space, below ground level, between the front of a house and the pavement

See also

• Imperial: square inches, square feet, square yards, square miles, acres
• Metric: square meters/square metres, square centimeters/square centimetres, square kilometers/square kilometres, hectares