= insular, adj.

Having or suggestive of the outlook, tastes, character, etc., associated with or attributed to inhabitants of a province or the provinces; esp. (de…

Pertaining to islanders; esp. having the characteristic traits of the inhabitants of an island (e.g. of Great Britain); cut off from intercourse with…

Parochial.

figurative. Relating or confined to a narrow area or region, as if within the borders of one's own parish; limited or provincial in outlook or scope.

Of, relating to, or characteristic of Dickens's Mr Podsnap; complacent, self-satisfied, blinkered.

affected with or characterized by the spirit of vestrydom.

Of local importance or interest only; parochial.

limited in scope or outlook, parochial.