In′su‐lar″i‐ty (?), n. [Cf. F. insularité.]
1. The state or quality of being an island or consisting of islands; insulation.
The insularity of Britain was first shown by Agricola, who sent his fleet round it. Pinkerton.
2. Narrowness or illiberality of opinion; prejudice; exclusiveness; as, the insularity of the Chinese or of the aristocracy.