Vasodilator

3 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  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]

From The Collaborative International Dictionary of English v.0.48 [gcide]:

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

From WordNet (r) 2.0 [wn]:

  vasodilator
       n : a drug that causes dilation of blood vessels [syn: {vasodilative}]