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.
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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).
Rhythm method
Also known as fertility awareness, natural family planning, and periodic abstinence, this approach to contraception entails not having sexual intercourse on the days of a woman's menstrual cycle when she could become pregnant or using a…
Read the definitionRandom terms
Show more- Pathogen An agent of disease. A disease producer. The term pathogen most commonly is used to refer to infectious…
- ECST ECST stands for the exercise cardiac stress test, the most widely used cardiac (heart) screening test. In an…
- South Sudan disease Disease in South Sudan, one of the poorest areas in the world and home to many maladies including malaria…
- Antiparallel A term applied to two molecules that are side by side but run in opposite directions. The two strands of DNA…
- Syndrome, WPW WPW is an abbreviation for the Wolff-Parkinson-White syndrome, a condition caused by an abnormality in the…
- Acute renal failure Sudden and often temporary loss of kidney function. Also called acute kidney failure. As opposed to chronic…
- ATSDR The Agency for Toxic Substances and Disease Registry, a part of the U.S. Department of Health and Human…
- Prusiner, Stanley B. American neurologist (1942-) and winner of the Nobel Prize for the discovery of 'prions - a new biological…
- Palmitate An antioxidant and a vitamin A compound that is added to low-fat and fat-free milk to replace the vitamin…
- Cor The Latin word for the heart. For example, cor pulmonale is heart disease that results from abnormally high…
- Valley fever A disease also called coccidioidomycosis (CM) due to a fungus called Coccidioides immitis. About 40% of…
- Aneurysm, brain An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an…