area
area - noun
a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography)
a subject of study
a part of an animal that has a special function or is supplied by a given artery or nerve
a particular environment or walk of life
a part of a structure having some specific characteristic or function
the extent of a 2-dimensional surface enclosed within a boundary
area - thesaurus
arena
country
domain
expanse
field
orbit
region
sphere