Definition of islets of Langerhans in English:

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islets of Langerhans

Pronunciation: /ˈlaNGərˌhanz/ Pronunciation: /ˈläNGərˌhäns/
(also islands of Langerhans)

plural noun

Groups of pancreatic cells secreting insulin and glucagon.
Example sentences
  • Neuroglobin mRNA was also present in adrenal cells and the cells of the pancreatic islets of Langerhans.
  • One of the actions of insulin, which is also secreted by the islets of Langerhans, is to activate a specific enzyme in the liver.
  • The pancreas is dotted with hormone-producing tissue called the islets of Langerhans, which contain alpha and beta cells.


Late 19th century: named after Paul Langerhans (1847–88), the German anatomist who first described them.

For editors and proofreaders

Syllabification: is·lets of Lang·er·hans

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