enclave

A political, cultural or social entity or part thereof that is completely surrounded by another.

• The Republic of San Marino is an enclave of Italy.
• The streets around Union Square form a Protestant enclave within an otherwise Catholic neighbourhood.

A group that is set off from a larger population by its characteristic or behavior.

• They were learning to do what in all my years in the music business I never saw — which was women running a record company, women producing concerts, women learning to be engineers, women moving into this absolutely all-male enclave. You ne
• What is unbearable, in fact, is the feeling, 13 years after 9/11, that America has been chasing its tail; that, in some whack-a-mole horror show, the quashing of a jihadi enclave here only spurs the sprouting of another there; that the ideo

An isolated portion of an application's address space, such that data in an enclave can only be accessed by code in the same enclave.

• When an enclave spans a system boundary in a sysplex, it is called a multisystem enclave.

To enclose within a foreign territory.transitive