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).
Austin Flint murmur
A murmur due to aortic regurgitation, originating at the mitral valve when blood enters simultaneously from both the aorta and the left atrium. The murmur is named for Austin Flint who described it in 1862: 'In some cases in which free…
Read the definitionRandom terms
Show more- Familial hypercholesterolemia The most common inherited type of hyperlipidemia (high lipid levels in blood). One in every 500 children is…
- BTE Behind-the-ear. See also: Behind-the-ear hearing aid
- Disease, guinea worm See: Guinea worm disease
- Fear of mirrors An abnormal and persistent fear of mirrors. Sufferers experience undue anxiety even though they realize their…
- Ventricular tachycardia An abnormally rapid heart rhythm that originates from a ventricle, one of the lower chambers of the heart…
- Secretin A hormone made by glands in the small intestine that acts to stimulate pancreatic secretions. Commercially…
- Acuity, visual The clarity or clearness of the vision, a measure of how well a person sees. The ability to distinguish…
- Conjoined twin Identical (monozygotic) twins that did not separate fully from one another but are still partially united…
- Aphasia, acquired epileptiform See Landau-Kleffner syndrome
- Cystic fibrosis A combining form denoting a cell. Derived from the Greek "kytos" meaning "hollow, as a cell or container."…
- Da Vinci, Leonardo The father of anatomic art. The architect, scientist, engineer, inventor, poet, sculptor and painter…
- Thrombophlebitis Inflammation of a vein that occurs when a blood clot forms