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

Protecting those at-risk people from severe effects of respiratory illness and norovirus requires a group effort, said Mohammed Raja, MD, assistant professor of infectious diseases at the University of Miami Miller School of Medicine. —John Loeppky, Verywell Health, 11 Jan. 2025

Unintentional weight loss, shakes and tremors, heart palpitations, and heat intolerance are among some of the telltale signs of hyperthyroidism, says Dr. Erik Alexander, MD, the chief of the thyroid section at Brigham and Women's Hospital and professor of medicine at Harvard Medical School. —Caroline C. Boyle, USA TODAY, 10 Jan. 2025

Doctors have two years of clinical rotations built into MD programs, and — upon graduation — transition directly to residencies (effectively apprenticeships) that last three to seven years depending on the field of practice. —Ryan Craig, Forbes, 10 Jan. 2025

Many are currently in clinical trials, Amesh Adalja, MD, a senior scholar at the Johns Hopkins Center for Health Security, told Health. —Maggie O'Neill, Health, 10 Jan. 2025

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