1. loyalty to or emphasis on a particular region rather than the country as a whole
2. a word, phrase, or custom that is characteristic of a particular region
Usage: linguistics
3. the practice of organizing society or government on a regional basis
Usage: political science

Examples

• The politician’s regionalism made him popular in his home state but hurt his national appeal.
• Southern regionalism influenced many American writers of the 20th century.
• The word ‘soda’ versus ‘pop’ is an example of regionalism in American English.
• European regionalism has led to greater autonomy for areas like Catalonia and Scotland.
• The artist’s work reflected the regionalism movement of the 1930s.
• Economic regionalism can sometimes conflict with national trade policies.