Longman Dictionary of Contemporary English - territory

~ n 1 »GOVERNMENT LAND« land that is owned or controlled by a particular government, ruler, or military force  (We crossed the river into enemy territory.) 2 »TYPE OF LAND« land of a particular type  (an expedition through previously unexplored territory) 3 US Territory land that belongs to the United States, but is not a state 4 »EXPERIENCE« a particular area of experience or knowledge  (The company is moving into unfamiliar territory with this new software.) 5 »ANIMAL« the area that an animal, bird etc regards as its own and will defend against other animals 6 »BUSINESS« an area of business, especially in selling, for which someone is responsible  (I'm in charge of the metropolitan Chicago territory.) 7 come/go with the territory to be a natural and accepted part of a particular job, situation, place etc  (I'm a cop - so I could get shot - it goes with the territory.)