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).
Zoonosis
An infectious disease in animals that can be transmitted to people. The natural reservoir for the infectious agent is a animal. Examples of zoonoses include rabies (a viral disease that can be transmitted to humans through an infected…
Read the definitionRandom terms
Show more- Glenn shunt A surgical operation for children born with cyanotic heart disease ('blue babies'), in which a large vein…
- Principal joints of the body >Acromioclavicular >Ankle (tibia-fibula and talus) >Atlas and axis >Atlas and occipital >Calcaneocuboid…
- Failure, heart Inability of the heart to keep up with the demands on it and, specifically, failure of the heart to pump…
- Syndrome, mucocutaneous lymph node A syndrome of unknown origin, mainly affecting young children. It causes fever, reddening of the eyes…
- Colporrhaphy Surgical repair of the vagina. The -rrhaphy part of the word comes from the Greek raphe meaning suture
- Wet brain See: Cerebral edema
- McKusick-Kaufman syndrome A genetic disorder in which there is build-up of fluids (called hydrometrocolpos) in the vagina and the…
- Colic Colic: An attack of crying and apparent abdominal pain in early infancy. This is a common condition…
- Ab- Prefix meaning 'from, away from, off' as in abduction (movement of a limb away from the midline of the body)…
- Flores man See: Homo floresiensis
- Pyloric stenosis Narrowing (stenosis) of the outlet of the stomach so that food cannot pass easily from it into the duodenum…
- Sleep Sleep: The body's rest cycle. Sleep is triggered by a complex group of hormones that are active in the main…