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