enclave

Answer:

an enclosed territory that is culturally distinct from the foreign territory that surrounds it

exclave

Answer:

A bounded territory that is part of a particular state but is separated from it by the territory of a different state.

segregation index

Answer:

A numerical measure of the degree of separation of two or more distinct groups

amalgamation theory

Answer:

formal term for the "melting pot" concept of the merging of many immigrant ethnic heritages into a composite American mainstream

charter group

Answer:

the dominant first arrivals establishing the cultural norms and standards against which other immigrant groups were measured

cluster migration

Answer:

a pattern of movement and settlement resulting from the collective action of distinctive social or ethnic group

cultural rebound

Answer:

the readoption by later generations of cultural traits and identities associated with immigrant forbears or ancestral homelands

ethnic island

Answer:

a small rural area settled by a single, distinctive ethnic group that placed its imprint on the landscape

ethnic province

Answer:

a large territory, urban and rural, dominated by or closely associated with a single ethnic group

first effective settlement

Answer:

the culture that first moves into an area has a tremendous influence on the area no matter how tiny the initial band of settlers may have been. Work of Wilbur Zelinsky