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Search Result for "vasodilator": 
Wordnet 3.0

NOUN (1)

1. a drug that causes dilation of blood vessels;
[syn: vasodilator, vasodilative]


The Collaborative International Dictionary of English v.0.48:

Vasodilator \Vas`o*di*lat"or\, n. [L. vas a vessel + dilator.] (Medicine & Physiology) A substance which causes dilation of blood vessels. [PJC]
The Collaborative International Dictionary of English v.0.48:

Vasodilator \Vas`o*di*lat"or\, a. [L. vas a vessel + dilator.] (Physiol.) Causing dilation or relaxation of the blood vessels; as, the vasodilator nerves, stimulation of which causes dilation of the blood vessels to which they go. These nerves are also called vaso-inhibitory, and vasohypotonic nerves, since their stimulation causes relaxation and rest. [1913 Webster]
WordNet (r) 3.0 (2006):

vasodilator n 1: a drug that causes dilation of blood vessels [syn: vasodilator, vasodilative]