from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Something, such as a nerve or drug, that causes vasoconstriction.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any substance that causes vasoconstriction
from the GNU version of the Collaborative International Dictionary of English
- adj. Causing constriction of the blood vessels; These nerves are also called vasohypertonic.
- n. A substance which causes constriction of the blood vessels. Such substances are used in medicine to raise abnormally low blood pressure.
from The Century Dictionary and Cyclopedia
- Serving to constrict vessels when stimulated, as certain nerves: opposed to vasodilator. Both are included under vasomotor.
- n. That which causes contraction of the blood-vessels: applied to nerves and to certain drugs.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure
Sorry, no etymologies found.