A region where there is coal underground. coal field

ETYM Late Lat. districtus district, from Latin districtus, p. p. of distringere: cf. French district. Related to Distrain.
A region marked off for administrative or other purposes; SYN. territory.

A station that serves as headquarters for police in a particular district; serves as a place from which policemen are dispatched and to which arrested persons are brought; police-station

ETYM Late Lat. praecinctum, from Latin praecingere, praecinctum, to gird about, to encompass; prae before + cingere to gird, surround. Related to Pre-, and Cincture.
A district of a city or town marked out for administrative purposes.
Ground belonging to ecclesiastical or other building; surroundings; (American), police-district.

ETYM Latin, properly, a cutter, from secare, sectum, to cut: cf. French secteur. Related to Section.
1. A body of people who form part of society or economy.
2. A particular aspect of life or activity; SYN. sphere.
3. A plane figure bounded by two radii and the included arc of a circle.
4. A portion of a military position.
5. The minimum track length that can be assigned to store information; unless otherwise specified a sector of data consists of 512 bytes.
6. Two graduated arms hinged at one end. + prikaži više

Stomping ground.