insulin - Definitions from Dictionary.com

7 results for: insulin

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Dictionary.com Unabridged (v 1.1) - Cite This Source - Share This

in·su·lin

Audio Help [in-suh-lin, ins-yuh-] Pronunciation Key

–noun

1.	Biochemistry. a polypeptide hormone, produced by the beta cells of the islets of Langerhans of the pancreas, that regulates the metabolism of glucose and other nutrients.

Pharmacology. any of several commercial preparations of this substance, each of which allows a particular rate of absorption into the system: genetically engineered or obtained from the pig or ox pancreas, and used in the treatment of diabetes to restore the normal ability of the body to utilize sugars and other carbohydrates.

[Origin: 1910–15; insul(a) + -in²

]

Dictionary.com Unabridged (v 1.1)
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2006.

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Encyclopædia Britannica, Inc.
insulin

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American Heritage Dictionary - Cite This Source - Share This

in·su·lin Audio Help (ĭn'sə-lĭn) Pronunciation Key
n.

A polypeptide hormone secreted by the islets of Langerhans and functioning in the regulation of the metabolism of carbohydrates and fats, especially the conversion of glucose to glycogen, which lowers the blood glucose level.
Any of various pharmaceutical preparations containing this hormone that are derived from the pancreas of certain animals or produced through genetic engineering and are used in the medical treatment and management of diabetes mellitus (type I).

[New Latin īnsula, island (of Langerhans) (from Latin, island) + -in.]

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The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2006 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.

Online Etymology Dictionary - Cite This Source - Share This
insulin

1922 (earlier insuline, 1914), coined in Eng. from L. insula "island," so called because the hormone is secreted by the islets of Langerhans in the pancreas.

WordNet - Cite This Source - Share This

insulin
noun
hormone secreted by the isles of Langerhans in the pancreas; regulates storage of glycogen in the liver and accelerates oxidation of sugar in cells

Kernerman English Multilingual Dictionary - Cite This Source - Share This
insulin [ˈinsjulin] noun

a substance used in the treatment of the disease diabetes

Arabic:	إنسولين
Chinese (Simplified):	胰岛素
Chinese (Traditional):	胰島素
Czech:	inzulín
Danish:	insulin
Dutch:	insuline
Estonian:	insuliin
Finnish:	insuliini
French:	insuline
German:	das Insulin
Greek:	ινσουλίνη
Hungarian:	inzulin
Icelandic:	insúlín
Indonesian:	insulin
Italian:	insulina

Japanese:	インシュリン
Korean:	인슐린
Latvian:	insulīns
Lithuanian:	insulinas
Norwegian:	insulin
Polish:	insulina
Portuguese (Brazil):	insulina
Portuguese (Portugal):	insulina
Romanian:	insulină
Russian:	инсулин
Slovak:	inzulín
Slovenian:	insulin
Spanish:	insulina
Swedish:	insulin
Turkish:	ensülin

The American Heritage Science Dictionary - Cite This Source - Share This

insulin Audio Help (ĭn'sə-lĭn) Pronunciation Key

A hormone produced in the pancreas that regulates the amount of sugar in the blood by stimulating cells, especially liver and muscle cells, to absorb and metabolize glucose. Insulin also stimulates the conversion of blood glucose into glycogen and fat, which are the body's chief sources of stored carbohydrates.
A drug containing this hormone, obtained from the pancreas of animals or produced synthetically and used to treat diabetes.