extravasation

2 definitions found

extravasation - Collaborative International Dictionary of English v.0.48 :

  Extravasation \Ex*trav`a*sa"tion\, n. [Cf. F. extravasation.]
     1. 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.
        [1913 Webster]
  
     2. (Geol.) The issue of lava and other volcanic products from
        the earth.
        [Webster 1913 Suppl.]

extravasation - WordNet (r) 2.1 (2005) :

  extravasation
      n 1: an extravasated liquid (blood or lymph or urine); the
           product of extravasation
      2: (of volcanos) pouring out fumes or lava (or a deposit so
         formed) [syn: eruption, eructation, extravasation]
      3: the process of exuding or passing out of a vessel into
         surrounding tissues; said of blood or lymph or urine