re ‧ gion ‧ al ‧ is ‧ m /ˈriːdʒ ə nəlɪz ə m/ BrE AmE noun [uncountable]
[ Word Family: noun : ↑ region , ↑ regionalism ; adverb : ↑ regionally ; adjective : ↑ regional ]
loyalty to a particular region of a country and the desire for it to be more independent politically