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

The risk of seizures is not a new concern, explains Elizabeth Cilenti, MD, MPH, an internist and pediatrician at Northern Virginia Family Practice Associates. —Sherri Gordon, Parents, 26 Sep. 2025

Meadows’ sole symptom is the most common one for people under 50 with colon cancer, per the MD Anderson Cancer Center. —Charna Flam, PEOPLE, 26 Sep. 2025

Van den Broeck works out of Antwerp as MD and Head of Strategy, flanked by Head of Finance Benoit Vermeeren, while the eight-person Amsterdam team is led by Head of Operations Vincent Breedeveld. —Melanie Goodfellow, Deadline, 24 Sep. 2025

How to Enjoy Matcha Worry Free One cup of matcha daily is generally fine, but multiple servings or drinking it with meals can interfere with iron absorption, and the caffeine content can also add up, said Yoshua Quinones, MD, clinical instructor at NYU Grossman School of Medicine. —Caitlin Pagán, Verywell Health, 23 Sep. 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