insulin

noun

in·​su·​lin ˈin(t)-s(ə-)lən How to pronounce insulin (audio)
: a protein pancreatic hormone secreted by the beta cells of the islets of Langerhans that is essential especially for the metabolism of carbohydrates and the regulation of glucose levels in the blood and that when insufficiently produced results in diabetes mellitus

Examples of insulin in a Sentence

Recent Examples on the Web Helps Balance Blood Sugar Levels Strength training helps the body maintain healthy blood sugar levels and increases insulin sensitivity. Aubrey Bailey, Pt, Dpt, Cht, Verywell Health, 8 July 2024 In ketosis, the body burns fat and uses ketones instead of glucose, which may improve insulin sensitivity because the body relies less on glucose for energy. Lindsay Curtis, Health, 2 July 2024 Published by the American Association for the Advancement of Science, the study revealed that older female mice receiving daily 30-minute whole-body heat treatments gained less weight and showed improved insulin usage, which helps control blood sugar. Sandra Rose Salathe, Flow Space, 2 July 2024 Biden points to the Inflation Reduction Act’s mandatory $35 monthly insulin cap as a major achievement. Tribune News Service, The Mercury News, 28 June 2024 See all Example Sentences for insulin 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'insulin.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

New Latin insula islet (of Langerhans), from Latin, island

First Known Use

1914, in the meaning defined above

Time Traveler
The first known use of insulin was in 1914

Dictionary Entries Near insulin

Cite this Entry

“Insulin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/insulin. Accessed 14 Jul. 2024.

Kids Definition

insulin

noun
in·​su·​lin ˈin(t)-s(ə-)lən How to pronounce insulin (audio)
: a hormone that is produced by the pancreas and is necessary for the normal use of glucose by the body

Medical Definition

insulin

noun
in·​su·​lin ˈin(t)-s(ə-)lən How to pronounce insulin (audio)
: a protein hormone that is synthesized in the pancreas from proinsulin and secreted by the beta cells of the islets of Langerhans, that is essential for the metabolism of carbohydrates, lipids, and proteins, that regulates blood sugar levels by facilitating the uptake of glucose into tissues, by promoting its conversion into glycogen, fatty acids, and triglycerides, and by reducing the release of glucose from the liver, and that when produced in insufficient quantities results in diabetes mellitus see iletin

More from Merriam-Webster on insulin

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