DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   mV
       n 1: a unit of potential equal to one thousandth of a volt [syn:
            millivolt, mV]
       2: a radioactive transuranic element synthesized by bombarding
          einsteinium with alpha particles (Md is the current symbol
          for mendelevium but Mv was formerly the symbol) [syn:
          mendelevium, Md, Mv, atomic number 101]