from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Constriction of a blood vessel, as by a nerve or drug.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. constriction of a blood vessel
from The Century Dictionary and Cyclopedia
- n. Contraction of the blood-vessels; a narrowing of the lumen of the veins or arteries.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. decrease in the diameter of blood vessels
Sorry, no etymologies found.