There now is your insular city of the Manhattoes, belted round by wharves as Indian isles by coral reefs—commerce surrounds it with her surf.
Each silent worshipper seemed purposely sitting apart from the other, as if each silent grief were insular and incommunicable.
I saw that under the mask of these half humorous innuendoes, this old seaman, as an insulated Quakerish Nantucketer, was full of his insular prejudices, and rather distrustful of all aliens, unless they hailed from Cape Cod or the Vineyard.
For as this appalling ocean surrounds the verdant land, so in the soul of man there lies one insular Tahiti, full of peace and joy, but encompassed by all the horrors of the half known life.
There are no more uses of "insular" in the book.
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The committee is isolated, insular, arrogant and clueless.
All she has learned has come from the insular world of the North Korean educational system.