A restricted body of water, an anchorage, or other limited coastal water area and its mineable water approaches, from which shipping operations are projected or supported. Generally, a harbor is part of a base, in which case the harbor defense force forms a component element of the base defense force established for the local defense of the base and its included harbor.
HARBOR
Meaning of HARBOR in English
DOD English dictionary of military terms. Английский словарь военных терминов DOD. 2012