from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Something, such as a nerve or drug, that causes vasodilation.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A drug or chemical agent that causes dilation of the blood vessels thereby reducing blood pressure.
from the GNU version of the Collaborative International Dictionary of English
- adj. Causing dilation or relaxation of the blood vessels. These nerves are also called vaso-inhibitory, and vasohypotonic nerves, since their stimulation causes relaxation and rest.
- n. A substance which causes dilation of blood vessels.
from The Century Dictionary and Cyclopedia
- Serving to dilate or relax blood-vessels when stimulated, as a nerve. See vasomotor.
- n. That which causes dilatation of the blood-vessels: applied to nerves and certain drugs.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a drug that causes dilation of blood vessels
Sorry, no etymologies found.