Borrowed from Late Latin territorialis, from Latin territorium; equivalent to territory + -al.

• (British) IPA: /ˌtɛɹ.ɪˈtɔː.ɹi.əl/
• (America) IPA: /ˌtɛɹ.əˈtɔɹ.i.əl/

territorial

1. Of, relating to or restricted to a specific geographic area, or territory.
2. Of or relating to geography or territory.
   • 1918, Woodrow Wilson, Fourteen Points‎^{[https://babel.hathitrust.org/cgi/pt?id=mdp.39015074797914;view=1up;seq=8]}, pages 6–7:

     Rumania, Serbia, and Montenegro should be evacuated ; occupied territories restored ; Serbia accorded free and secure access to the sea ; and the relations of the several Balkan states to one another determined by friendly counsel along historically established lines of allegiance and nationality ; and international guarantees of the political and economic independence and territorial integrity of the several Balkan states should be entered into.

3. (often, capitalized) Organized for home defence - such as the Territorial Army.
4. (biology) Displaying territoriality.

• French: territorial
• German: territorial, Gebiet
• Italian: territoriale
• Portuguese: territorial
• Russian: территориа́льный
• Spanish: territorial

territorial (plural territorials)

1. A non-professional member of a territorial army.