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).
Aristolochic acid
A chemical found in nature in the plant Aristolochia fangchi. Aristolochic acid is contained in a number of botanical products sold as 'traditional medicines' or as dietary supplements or weight-loss remedies. The use of products…
Read the definitionRandom terms
Show more- Duane and radial ray anomaly with deafness See: Okihiro syndrome
- Atrophy, peroneal muscular Charcot-Marie-Tooth disease
- Pallister-Killian syndrome A condition with multiple malformations at birth and mental retardation due to isochromosome 12p mosaicism…
- Hepatic transplant See: Liver transplant
- Lung cancer, small cell A type of lung cancer in which the cells are small and round. Also called oat cell lung cancer
- Inflammation A basic way in which the body reacts to infection, irritation or other injury, the key feature being redness…
- Stanley B. Prusiner See: Prusiner, Stanley B.
- OPCA Olivopontocerebellar atrophy
- Natriuresis The excretion of an excessively large amount of sodium in the urine. Natriuresis is similar to diuresis (the…
- Bradykinesia Bradykinesia: Slowed ability to start and continue movements, and impaired ability to adjust the body's…
- Ergot Ergot could be called a 'cereal killer' for it comes from cereals such as rye and wheat and is quite capable…
- MEDVAC Acronym for medical evacuation. MEDVAC typically refers to a team that is organized with the skills for the…