Md - noun

a radioactive transuranic element synthesized by bombarding einsteinium with alpha particles (Md is the current symbol for mendelevium but Mv was formerly the symbol)

a licensed medical practitioner

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

a doctor's degree in medicine

Md - thesaurus

doc   doctor   dr.   maryland   medico   mendelevium   mv   physician