# MD

Pronunciation: say "em-DEE" US /ˌɛm ˈdi/, UK /ˌɛm ˈdiː/

## Noun

1. Initialism of medical doctor. *(US)* — Initialism of medical doctor (“medical physician; medical surgeon”).
   - Simple: Initialism of medical doctor. Used after a doctor's name or as a word for a doctor.
   - _Maria Chen, MD, leads the hospital's cardiology team._
   - _The clinic is hiring two MDs and a nurse practitioner this fall._
3. Initialism of doctorate of medicine. *(US)* — Initialism of doctorate of medicine (“medical degree”) (originally from New Latin medicinae doctor (doctor medicinae).
   - Simple: Initialism of doctorate of medicine. The name of the degree doctors earn in medical school.
   - _After completing her MD at Johns Hopkins, she began a surgical residency._
   - _The university offers a combined MD and PhD program for research-minded students._
4. Abbreviation of managing director. — Abbreviation of managing director.
   - Simple: Abbreviation of managing director. Used in business for a company's top manager (mainly British) or a senior rank at US banks.
   - _The MD announced a hiring freeze at the quarterly meeting._
   - _Investors pressed the MD for details about the proposed merger._
5. A higher research doctorate in medicine; in British usage, an advanced degree awarded to qualified physicians for original research, also called Doctor of Medicine. *(British)*
   - Simple: An advanced research degree in medicine that doctors in Britain can earn after extra study.
   - _She was awarded an MD by the University of Edinburgh for her cardiology research._
   - _Unlike his American colleagues, he completed his MD years after qualifying as a doctor._
6. Abbreviation of macular degeneration. — Abbreviation of macular degeneration.
   - Simple: Abbreviation of macular degeneration. Doctors use it as a short name for an eye disease.
   - _Her MD has progressed slowly, and she can still drive during the day._
   - _Smoking raises the risk of developing MD later in life._
7. Initialism of MiniDisc. — Initialism of MiniDisc.
   - Simple: Initialism of MiniDisc. Used for a small disc that played and recorded music.
   - _In the late 1990s, he recorded radio shows onto an MD every week._
   - _Collectors still trade MDs of rare live concerts online._

## Proper noun

2. Abbreviation of Maryland. — Abbreviation of Maryland: a state of the United States.
   - Simple: Abbreviation of Maryland. Used in addresses and on maps for the state of Maryland.
   - _The package was shipped from Annapolis, MD, last Tuesday._
   - _The return address read Silver Spring, MD 20910._

## Symbol · Md

8. The chemical symbol for the element mendelevium.
   - Simple: The short sign chemists use to stand for the element mendelevium.
   - _In the actinide row, Md sits between fermium and nobelium._
   - _Each run of the experiment produced only a few atoms of Md._

## Other meanings

- (noun) Abbreviation of medical device.
- (noun) Initialism of Marine detachment.
- (noun) Abbreviation of magnetodynamics.
- (adjective) Abbreviation of magnetodynamic.

Source: DictionaryAI, https://dictionaryai.com/define/md (written from Wiktionary data, CC BY-SA 4.0: https://creativecommons.org/licenses/by-sa/4.0/).