Pressor

2 definitions found

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

  Pressor \Press"or\, a. (Physiol.)
     Causing, or giving rise to, pressure or to an increase of
     pressure; as, pressor nerve fibers, stimulation of which
     excites the vasomotor center, thus causing a stronger
     contraction of the arteries and consequently an increase of
     the arterial blood pressure; -- opposed to {depressor}.


     --Landois & Stirling.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:

  pressor
       adj : increasing (or tending to increase) blood pressure; "pressor
             reflexes"