I. ˈrēj-nəl, ˈrē-jə-n ə l adjective
Date: 15th century
1. : affecting a particular region : localized
2. : of, relating to, characteristic of, or serving a region
a regional high school
3. : marked by regionalism
regional art
II. noun
Date: 1936
: something (as a branch of an organization or an edition of a magazine) that serves a region