The Collaborative International Dictionary
Intrafusion
Intrafusion \In`tra*fu"sion\, n. [Pref. intra- + L. fundere, fusum, to pour.] The act of pouring into a vessel; specif. (Med.), the operation of introducing a substance into a blood vessel; as, intrafusion of blood.
Wiktionary
intrafusion
n. 1 The act of pouring into a vessel. 2 (context medicine English) The operation of introduce a substance into a blood vessel.