Definitions for "Insular"
Of or pertaining to an island; of the nature, or possessing the characteristics, of an island; as, an insular climate, fauna, etc.
Of or pertaining to the people of an island; narrow; circumscribed; illiberal; contracted; as, insular habits, opinions, or prejudices.
An islander.
narrowly restricted in outlook or scope; "little sympathy with parocial mentality"; "insular attitudes toward foreigners"
Kohler's registered trade name for factory-installed insulation, which minimizes condensation on the outside of the tank when exposed to high humidity.