Exclave
Pronunciation : Ex*clave"
Part of Speech : n.
Etymology : [Formed fr. enclave by substitution of ex- for en-]
Definition : Defn: A portion of a country which is separated from the main part and surrounded by politically alien territory. [Recent.]
Note: The same territory is an enclave in respect to the surrounding country and an exclave with respect to the country to which it is politically attached.
Source : Webster's Unabridged Dictionary, 1913