prostaglandin
pros·ta·glan·din
noun \ˌpräs-tə-ˈglan-dən\Definition of PROSTAGLANDIN
: any of various oxygenated unsaturated cyclic fatty acids of animals that are formed chiefly by the action of cyclooxygenase on arachidonic acid and perform a variety of hormonelike actions (as in controlling blood pressure or smooth muscle contraction)
Origin of PROSTAGLANDIN
prostate gland + 1-in; from its occurrence in the seminal fluid of animals
First Known Use: 1936
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