transfusion Meaning, Definition & Usage

  1. noun the introduction of blood or blood plasma into a vein or artery
    blood transfusion.
  2. noun the action of pouring a liquid from one vessel to another

WordNet

Trans*fu"sion noun
Etymology
L. transfusio: cf. F. transfusion.
Definitions
  1. The act of transfusing, or pouring, as liquor, out of one vessel into another. Howell.
  2. (Med.) The act or operation of transferring the blood of one man or animal into the vascular system of another; also, the introduction of any fluid into the blood vessels, or into a cavity of the body from which it can readily be adsorbed into the vessels; intrafusion; as, the peritoneal transfusion of milk.

Webster 1913