The Collaborative International Dictionary of English v.0.48:

Hemorrhage \Hem"or*rhage\, n. [L. haemorrhagia, Gr.
   a"imorragi`a; a"i^ma blood + "rhgny`nai to break, burst: cf.
   F. h['e]morragie, h['e]morrhagie.] (Med.)
   Any discharge of blood from the blood vessels.
   [1913 Webster]

   Note: The blood circulates in a system of closed tubes, the
         rupture of which gives rise to hemorrhage.
         [1913 Webster]

WordNet (r) 3.0 (2006):

hemorrhage
    n 1: the flow of blood from a ruptured blood vessel [syn:
         bleeding, hemorrhage, haemorrhage]
    v 1: lose blood from one's body [syn: shed blood, bleed,
         hemorrhage]