Antonyms of adj regional

1 of 2 senses of regional

Sense 2
regional -- (related or limited to a particular region; "a regional dialect")

INDIRECT (VIA territorial) -> extraterritorial, exterritorial -- (outside territorial limits or jurisdiction; "fishing in extraterritorial waters"; "enjoying exterritorial privileges and rights")

Similarity of adj regional

2 senses of regional

Sense 1
regional -- (characteristic of a region; "regional flora")

Sense 2
regional -- (related or limited to a particular region; "a regional dialect")
       => territorial (vs. extraterritorial) -- (belonging to the territory of any state or ruler; "territorial rights")