from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of several compounds, originally derived from prostaglandin precursors in platelets, that stimulate aggregation of platelets and constriction of blood vessels.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of a number of eicosanoids, related to prostaglandin, that have a role in the clotting of blood
thromb(o)- + ox(o)- + -ane.(American Heritage® Dictionary of the English Language, Fourth Edition)