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Synonyms

islet

American  
[ahy-lit] / ˈaɪ lɪt /

noun

  1. a very small island.


adjective

  1. Anatomy. situated in or pertaining to the islet of Langerhans.

    islet cells.

islet British  
/ ˈaɪlɪt /

noun

  1. a small island

"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

Other Word Forms

Etymology

Origin of islet

From the Middle French word islette, dating back to 1530–40. See isle, -et

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Along with another islet, Siri, "these islands have been fortified, turned into mini-fortresses with anti-ship missiles", Pierre Razoux from the France-based Mediterranean Foundation for Strategic Studies told AFP recently.

From Barron's • Mar. 27, 2026

To address this shortage, the research team is producing its own stem cell derived islet cells in the laboratory.

From Science Daily • Mar. 2, 2026

First, islet transplants depend on donor tissue, and there are not enough beta cells available.

From Science Daily • Mar. 2, 2026

In the latest study, the team set out to solve a more difficult challenge: preventing or curing diabetes driven by autoimmunity, where the immune system spontaneously targets and kills the body's own islet cells.

From Science Daily • Nov. 26, 2025

A big white swan full of little children approached my bench, then turned around a bosky islet covered with ducks and paddled back under the dark arch of the bridge.

From "The Bell Jar" by Sylvia Plath

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