A noun "ambit" represents the extent of actions, thoughts, or the meaning of words, as well as the area or sphere of control and influence of something.
(archaic) The boundary around a building, town, region, etc.
(archaic, rare) The circumference of something circular; also, an arc; a circuit, an orbit.
(obsolete) Chiefly in the plural form ambits: the open space surrounding a building, town, etc.; the grounds or precincts of a place.