insular

adjective
1
only interested in your own country, ideas, etc. and not in those from outside
منزوی, تنگ‌نظر, محدود
2
having little contact with other people
منزوی, بی‌ارتباط, محدود شده
people living restricted and sometimes insular existences
3
connected with an island or islands
جزیره‌ای, وابسته به جزیره, منحصراً جزیره‌ای
the coastal and insular areas