1. relating to or involving a particular area of land or territory
2. showing aggressive behavior in defending one’s area or domain
3. relating to a territory as a political division
Usage: political/administrative

Examples

• The territorial dispute between the two countries lasted for decades.
• Male lions are very territorial and will fight to protect their pride’s area.
• The territorial government announced new policies for the region.
• Dogs often become territorial when strangers approach their home.
• The treaty established clear territorial boundaries between the nations.
• Cats are naturally territorial animals that mark their space.
• The territorial waters extend twelve miles from the coastline.