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thromboxane

American  
[throm-bok-seyn] / θrɒmˈbɒk seɪn /

noun

Biochemistry.
  1. a compound, C 20 H 32 O 5 , formed in blood platelets, that constricts blood vessels and promotes clotting.


Etymology

Origin of thromboxane

1935–40; thromb- ( def. ) + ox- + -ane

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

These "little plates" produce a chemical, thromboxane, that constricts blood vessels and signals other platelets to gather round.

From Time Magazine Archive

Researchers also know that clumping blood platelets release thromboxane A2, a substance that causes the constriction of blood vessels and therefore can trigger spasm.

From Time Magazine Archive

When aspirin is doing its job, it works by thinning the blood and blocking a chemical called thromboxane, which promotes the formation of life-threatening clots in the arteries.

From Time Magazine Archive

Before you rush out and have your urine tested, however, you should know that nobody is quite sure what the ideal urinary thromboxane level is.

From Time Magazine Archive

Dr. Yusuf and his colleagues discovered it by measuring thromboxane levels in the urine of more than 5,500 regular aspirin users.

From Time Magazine Archive