c/United States Navy sea frontiers

Information
lexicalization	eng: United States Navy sea frontiers
subclass of	(noun) a wilderness at the edge of a settled area of a country; "the individualism of the frontier in Andrew Jackson's day" frontier
has instance	e/Eastern Sea Frontier
has instance	e/Hawaiian Sea Frontier
has instance	e/Panama Sea Frontier
has instance	e/Philippine Sea Frontier
has instance	e/Sea Frontier
has instance	e/Western Sea Frontier