headquarters
1. [ noun ] (usually plural) the office that serves as the administrative center of an enterprise
Synonyms: main_office home_office home_base central_office
Examples:

"many companies have their headquarters in New York"

Related terms: office mukataa plural
2. [ noun ] (usually plural) the military installation from which a commander performs the functions of command
Synonyms: military_headquarters HQ
Examples:

"the general's headquarters were a couple of large tents"

Related terms: military_installation command_post guardhouse military plural
3. [ noun ] (military) a military unit consisting of a commander and the headquarters staff
Related terms: military_unit aclant ace headquarters_staff military plural