Md

1 of 4

abbreviation (1)

Maryland

Md

2 of 4

symbol

mendelevium

MD

3 of 4

abbreviation or noun

ˌem-ˈdē 

variants or M.D.

plural MDs or M.D.s

: doctor of medicine

John Smith, MD

She earned an M.D. from Harvard Medical School.

Members pay what they would for a standard, managed-care plan, and they get the same access to MDs and hospitals.

—Geoffrey Cowley et al.

MD

4 of 4

abbreviation (2)

1

[Italian mano destra] right hand

2

Maryland

3

medical department

4

minidisc

5

months after date

6

muscular dystrophy

Examples of Md in a Sentence

Recent Examples on the Web

Abbreviation or noun

This year, only 56% of non-citizen international medical graduates secured a residency position — the lowest rate in five years — compared with 93% of new MD graduates from the US. —Michal Ruprecht, CNN Money, 7 Apr. 2026

For women with diabetes who are planning to get pregnant, taking steps to be as healthy as possible is important for prenatal and postpartum outcomes, says Marilyn Tan, MD, an endocrinologist at Stanford Health Care in California, who wasn’t involved in the latest study. —Rob Williams, EverydayHealth.com, 6 Apr. 2026

Another promising advance in the fight against cancer is being studied at the University of Texas at Austin and the University of Texas MD Anderson Cancer Center, reports Nexstar’s KXAN. —Alix Martichoux, The Hill, 5 Apr. 2026

The greater than double returns of the MD come even after factoring in the average $228,959 students of medicine must pay to earn the degree. —Jake Angelo, Fortune, 4 Apr. 2026

Word History

Etymology

Abbreviation or noun

borrowed from Medieval Latin, abbreviation of medicīnae doctor

First Known Use

Abbreviation Or Noun

15th century, in the meaning defined above

Medical Definition

Md

1 of 3 symbol

mendelevium

MD

2 of 3 abbreviation or noun

variants or M.D.

ˌem-ˈdē 

: doctor of medicine

MD

3 of 3 abbreviation

1

medical department

2

muscular dystrophy

Etymology

Abbreviation or noun

Latin medicinae doctor