Md

noun

1. 1

   a doctor's degree in medicine

2. 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)

3. 3

   a Mid-Atlantic state; one of the original 13 colonies

4. 4

   a licensed medical practitioner

   I felt so bad I went to see my doctor