MD

Md (http://definr.com/Md)

     n 1: a radioactive transuranic element synthesized by bombarding
          einsteinium with alpha particles (Md is the current
          symbol for mendelevium; Mv was formerly the symbol)
          [syn: mendelevium, Md, Mv, atomic number 101]
     2: a licensed medical practitioner; "I felt so bad I went to
        see my doctor" [syn: doctor, doc, physician, MD, Dr.,
         medico]
     3: a Mid-Atlantic state; one of the original 13 colonies [syn:
        Maryland, Old Line State, Free State, MD]
     4: a doctor's degree in medicine [syn: Doctor of Medicine, MD]