of or relating to a territory; "the territorial government of the Virgin Islands"; "territorial claims made by a country"
If you describe an animal or its behaviour as territorial, you mean that it has an area which it regards as its own, and which it defends when other animals try to enter it. Two cats or more in one house will also exhibit territorial behaviour
displaying territoriality; defending a territory from intruders; "territorial behavior"; "strongly territorial birds"
a territorial military unit nonprofessional soldier member of a territorial military unit of or relating to the local vicinity; "territorial waters" displaying territoriality; defending a territory from intruders; "territorial behavior"; "strongly territorial birds" of or relating to a territory; "the territorial government of the Virgin Islands"; "territorial claims made by a country