[in-suh-ler, ins-yuh-]



an inhabitant of an island; islander.

Origin of insular

From the Late Latin word insulāris, dating back to 1605–15. See insula, -ar1
Related formsin·su·lar·ism, nounin·su·lar·i·ty, nounin·su·lar·ly, adverbin·ter·in·su·lar, adjectivetrans·in·su·lar, adjectiveun·in·su·lar, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for insularity

Contemporary Examples of insularity

Historical Examples of insularity

  • The English because of their insularity had been political amateurs for endless generations.

  • Characteristics of insularity, owing to barriers to dispersal and movement, tend to be lacking in the makeup of the avifauna here.

    The Breeding Birds of Kansas

    Richard F. Johnston

  • Left to itself, the insularity in him would have evaded the issue.

    The Helpers

    Francis Lynde

  • Strangest of all, we have come, in our English insularity, to look on this as a matter of course.

    The Booklover and His Books

    Harry Lyman Koopman

  • The great disadvantage of a 'Varsity is the insularity of mind which it is apt to breed.

British Dictionary definitions for insularity



of, relating to, or resembling an island
remote, detached, or aloof
illiberal or narrow-minded
isolated or separated
Derived Formsinsularism or insularity (ˌɪnsjʊˈlærɪtɪ), nouninsularly, adverb

Word Origin for insular

C17: from Late Latin insulāris, from Latin insula island, isle
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for insularity

1755, "narrowness of feelings," from insular + -ity. Literal sense attested from 1790.



1610s, "of or pertaining to an island," from Late Latin insularis, from Latin insula "island" (see isle). Metaphoric sense "narrow, prejudiced" is 1775, from notion of being cut off from intercourse with other nations, especially with reference to the situation of Great Britain. Earlier adjective in the literal sense was insulan (mid-15c.), from Latin insulanus.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for insularity


[ĭnsə-lər, ĭnsyə-]


Of or being an isolated tissue or island of tissue.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.