MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
About MedicalVocabulary.org
The most complete online medical dictionary: 16,436 terms covering anatomy, physiology, pathologies, diagnostic exams, pharmacology and every clinical specialty.
Designed for 3 kinds of users:
- Patients and family who want to understand a diagnosis, a medical report or instructions from a doctor.
- Students of medicine, nursing, physiotherapy and the health professions, dealing with technical terminology.
- Doctors, pharmacists and healthcare workers who need a quick and reliable reference.
Definitions are written in clear, accessible language while keeping the rigor required for professional use. Each term has a dedicated URL, instant autocomplete search, and can be shared on WhatsApp, Facebook, X and via email with one click.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
Disclaimer: the content is for informational and educational purposes only and does not replace medical advice. If you have doubts about your health, always consult a qualified professional. In case of emergency call your local emergency number (911 in the US, 112 in the EU).
PID (pelvic inflammatory disease)
Despite its seeming lack of gender, this term is applied to women only. PID refers exclusively to ascending infection of the female upper genital tract (the female structures above the cervix). PID is the most common and serious…
Read the definitionRandom terms
Show more- Temporal lobe The lobe of the cerebral hemisphere located down on the side just forward of the occipital lobe. The temporal…
- Exercise test A test (sometimes called the treadmill test or exercise treadmill test) in which a continuous…
- Cholangiogram, IV See: Intravenous cholangiogram
- Naturopath A person who practices naturopathy, a drugless system of therapy based on the use of physical forces such as…
- Breast, amastia Breast, amastia: A rare condition wherein the normal growth of the breast or nipple never takes place. They…
- Isotonic solution A solution that has the same salt concentration as the normal cells of the body and the blood. As opposed to…
- Legionnaire disease A disease due to the bacteria Legionella pneumophila found in plumbing, shower heads and water-storage tanks…
- Effect, founder A population group with an unusual frequency of a gene due to there having been only a small number of…
- Mifepristone The French abortion pill, also known as RU-486. RU-486 has been used in combination with another drug called…
- Achalasia Our Achalasia Main Article provides a comprehensive look at the who, what, when and how of Achalasia…
- Pythagoras (Born c. 580 B.C.E.) Greek philosopher and mathematician who promoted health through a special vegetarian diet
- Fiber Fiber: The parts of plants that cannot be digested, namely complex carbohydrates. Also known as bulk or…