Extravasation
Pronunciation : Ex*trav`a*sa"tion
Part of Speech : n.
Etymology : [Cf. F. extravasation.]
Definition : Defn: The act of forcing or letting out of its proper vessels or ducts, as a fluid; effusion; as, an extravasation of blood after a rupture of the vessels.
Source : Webster's Unabridged Dictionary, 1913