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).
Carotid body
A small 'body' of tissue rich in capillaries, at the spot the carotid artery branches in the neck, containing cells that sense the oxygen and carbon dioxide levels in blood and from which messages are dispatched to the medulla (in the…
Read the definitionRandom terms
Show more- Tube, otopharyngeal The tube that runs from the middle ear to the pharynx, known also as the Eustachian tube. The function of…
- Zollinger-Ellison syndrome A rare disorder caused by a tumor called a gastrinoma, most often occurring in the pancreas. The tumor…
- Intraocular lens An artificial lens made of plastic, silicone, acrylic or other material that is implanted inside the eye…
- Occupational medicine The field of medicine encompassing occupational disease, diseases due to factors in people's occupations. For…
- Southeast Asian hemorrhagic fever A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- AMC (arthrogryposis multiplex congenita) AMC stands for arthrogryposis multiplex congenita, a disorder that develops before birth (prenatal) is…
- Kiddiecam See: Kiddie cam
- Assay, NSE Neuron-specific enolase (NSE) is a substance that has been detected in patients with certain tumors, namely…
- Albino A person with albinism. The term was first applied by the Portuguese to people in West Africa who may have…
- Fear of dust An abnormal and persistent fear of dust. Sufferers of this fear experience anxiety even though they realize…
- Nosebleed Nosebleed: Its medical name is epistaxis.
- Helmet, bicycle A well-known but often neglected device designed to protect the head of a bicyclist. Helmets decrease the…