vasomotor Meaning, Definition & Usage

  1. adjective relating to the nerves and muscles that cause the blood vessels to constrict or dilate

WordNet

Vas`o*mo"tor adjective
Etymology
L. vas a vessel + motor that which moves fr. movere to move.
Definitions
  1. (Physiol.) Causing movement in the walls of vessels; as, the vasomotor mechanisms; the vasomotor nerves, a system of nerves distributed over the muscular coats of the blood vessels.

Webster 1913