You searched for: “exclaves
exclave (s), exclaves (pl) (nouns)
That part of a country that is isolated from the main part and is surrounded by foreign or by politically alien territory: "An exclave is viewed from the position of the home country or countries without being surrounded."

"Alaska is an example of an exclave in that it is separated from the rest of the United States of America and West Berlin was once an exclave of West German because it was in former East Germany."

This entry is located in the following unit: clavi-, clav- (page 2)