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).
Y. pestis
Yersinia pestis, the bacteria that causes the bubonic plague which in the year 541 (as the Black Death) and later in the Middle Ages decimated Europe. The effects of the plague are described in the nursery rhyme 'We all fall down.' Y…
Read the definitionRandom terms
Show more- Prepatellar bursitis Inflammation of the bursa that is positioned in front of the kneecap (patella). Prepatellar bursitis commonly…
- Juvenile laryngeal papillomatosis Juvenile laryngeal papillomatosis involves the growth of numerous warty growths on the vocal cords in…
- Liver transplantation, living donor See: Living donor liver transplantation
- Polony A tiny colony of DNA, about one micron in diameter. The word 'polony' is a contraction of 'polymerase…
- Erotic jealousy syndrome See: Othello syndrome
- Weissenbacher-Zweymuller syndrome See: Stickler syndrome
- Neck, wry Medically called spasmodic torticollis, or torticollis. The most common of the focal dystonias. In…
- Chromatin remodelling See: Chromatin remodeling
- Manic Refers to a mood disorder in which a person seems 'high', euphoric, expansive, sometimes agitated…
- Snowblindness A burn of the cornea (the clear front surface of the eye) by ultraviolet B rays (UVB). Also called radiation…
- Keratotic scabies See crusted scabies
- Extracranial Outside the cranium, the bony dome that houses and protects the brain. As opposed to intracranial, inside the…