Definition of insulin in English:

insulin

Syllabification: in·su·lin
Pronunciation: /ˈinsələn
 
/

noun

Biochemistry
1A hormone produced in the pancreas by the islets of Langerhans that regulates the amount of glucose in the blood. The lack of insulin causes a form of diabetes.
More example sentences
  • The pancreas secretes the hormone insulin which is the key to allowing glucose to enter the cells.
  • When you eat carbohydrates your body produces insulin which regulates your blood sugar levels and helps your body store fat.
  • If you give it to people with low blood sugar, both insulin and blood glucose levels improve.
1.1An animal-derived or synthetic form of insulin used to treat diabetes.
More example sentences
  • Type I diabetes is treated by injections of insulin, which helps the body break down glucose, and a healthy diet.
  • There are people here who are in need of insulin for their diabetes.
  • I was glad that he was willing to restart the insulin, even if it was for the wrong reason.

Origin

early 20th century: from Latin insula 'island' + -in1.

Definition of insulin in:

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