insulin
noun
in·su·lin
ˈin(t)-s(ə-)lən 
: 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
These naturally occurring hormones play crucial roles in regulating insulin, appetite and metabolism.
—
Jackie Snow, Los Angeles Times, 5 Nov. 2024
Over time, this can put a strain on your pancreas (where insulin is made), leading to less insulin production and the development of type 2 diabetes.
—Lauren Panoff, Mph, Rd, Verywell Health, 4 Nov. 2024
Previous research has already indicated that high levels of sugar from a mother's diet, in the womb and through breastmilk, are associated with an elevated risk of problems with insulin and sugar later in life: key risk factors for diabetes and high blood pressure.
—Gordon G. Chang, Newsweek, 1 Nov. 2024
Clinton's speech was wide-ranging, from job growth and infrastructure funding under President Joe Biden, to gas and insulin prices, to mentions of former U.S. Sen. Joe McCarthy, who represented Wisconsin from 1947-57, and the Los Angeles Dodgers' World Series win Wednesday.
—Sophie Carson, Journal Sentinel, 1 Nov. 2024
See all Example Sentences for insulin 
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Jackie Snow, Los Angeles Times, 5 Nov. 2024
Over time, this can put a strain on your pancreas (where insulin is made), leading to less insulin production and the development of type 2 diabetes.
—Lauren Panoff, Mph, Rd, Verywell Health, 4 Nov. 2024
Previous research has already indicated that high levels of sugar from a mother's diet, in the womb and through breastmilk, are associated with an elevated risk of problems with insulin and sugar later in life: key risk factors for diabetes and high blood pressure.
—Gordon G. Chang, Newsweek, 1 Nov. 2024
Clinton's speech was wide-ranging, from job growth and infrastructure funding under President Joe Biden, to gas and insulin prices, to mentions of former U.S. Sen. Joe McCarthy, who represented Wisconsin from 1947-57, and the Los Angeles Dodgers' World Series win Wednesday.
—Sophie Carson, Journal Sentinel, 1 Nov. 2024
See all Example Sentences for insulin
Dictionary Entries Near insulin
Cite this Entry
“Insulin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/insulin. Accessed 15 Nov. 2024.
Copy CitationKids Definition
insulin
noun
in·su·lin
ˈin(t)-s(ə-)lən
: 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
: 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
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