enclaves
noun
Definitions
A political, cultural or social entity or part thereof that is completely surrounded by another.
Example: The republic of San Marino is an enclave of Italy.
A group that is set off from a larger population by its characteristic or behavior.
Example: ...it tends to make marriage itself a lifestyle enclave.
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.