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.
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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).
Sesamoid bone
A little bone embedded in a joint capsule or tendon. The kneecap (patella) is a sesamoid bone
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Show more- Endoscopic sphincterotomy An operation to cut the muscle between the common bile duct and the pancreatic duct. The operation uses a…
- Velvet ant sting Common in most parts of the world including the Southern and Southwestern United States, velvet ants are not…
- Hermansky-Pudlak syndrome Abbreviated HPS. A genetic disorder characterized by albinism (with lack of pigment in the skin or eye)…
- Pneumatic larynx A device that uses air to produce sound, helping a person whose larynx has been removed to talk
- Dwarfism, pituitary Dwarfism caused by a lack of growth hormone, usually due to malfunction of the pituitary gland. Children with…
- Maturity onset diabetes of the young Diabetes mellitus that has early onset (usually before the age of 25), is non-insulin-dependent, and is…
- Anesthetist 1. In the US, a nurse or technician trained to administer anesthetics.2. In the UK, the same as an…
- Facelift surgery risks Facelift surgery risks: Although infrequent, the risks and complications of facelift surgery include…
- Encephalopathy, mitochondrial (MELAS) MELAS is the acronym for Mitochondrial Encephalopathy, Lactic Acidosis, and Strokelike episodes. MELAS is a…
- Perfect pitch The inherent human ability to identify a note or sing it without hearing a reference note beforehand. Since…
- Lifetime risk The risk of developing a disease during ones lifetime or dying of the disease. The estimated lifetime risk of…
- Mortality, infant The death of an infant before his or her first birthday. The infant mortality rate is, by definition, the…