metrorrhagia

from WordNet (r) 3.0 (2006)

metrorrhagia
    n 1: bleeding from the uterus that is not due to menstruation;
         usually indicative of disease (as cervical cancer)

from The Collaborative International Dictionary of English v.0.48

Metrorrhagia \Met`ror*rha"gi*a\, n. [NL., fr. Gr. ? womb + ? to
   break.] (Med.)
   Profuse bleeding from the womb, esp. such as does not occur
   at the menstrual period.
   [1913 Webster]