Definition of prostacyclin in English:

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Pronunciation: /ˌprästəˈsīklin/


A compound of the prostaglandin type that is produced in arterial walls and that functions as an anticoagulant and vasodilator.
Example sentences
  • Other common therapies including anticoagulant treatment and prostacyclin have been used.
  • The endothelium produces several regulatory mediators, including nitric oxide and prostacyclin, which are vasodilators, and endothelin, which is a vasoconstrictor.
  • Aspirin also reduces endothelial cell production of prostacyclin, an inhibitor of platelet aggregation and a vasodilator.


1970s: from prostaglandin + cyclic + -in1.

For editors and proofreaders

Syllabification: pros·ta·cy·clin

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