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).
Glucuronosyltransferase, UDP-
A liver enzyme essential to the disposal of bilirubin (the chemical that results from the normal breakdown of hemoglobin from red blood cells). An abnormality of this enzyme (UDP-glucuronosyltransferase) results in a condition called…
Read the definitionRandom terms
Show more- Phen-Fen The once-popular diet-drug combination of fenfluramine and phentermine that, amidst much media attention, was…
- Matter, white The part of the brain that contains myelinated nerve fibers. The white matter is white because it is the…
- Aetiology The study of the causes. For example, of a disorder. The word 'aetiology' is mainly used in medicine, where…
- Marfan syndrome Marfan syndrome: An inherited disorder of connective tissue characterized by abnormalities of the eyes…
- Encapsulated Confined to a specific area; the tumor remains in a compact form
- Pneumatism See: Pneuma
- Thyrolingual cyst See: Thyroglossal cyst
- Locked-in syndrome A neurological disorder characterized by complete paralysis of voluntary muscles in all parts of the body…
- Factor, rheumatoid Rheumatoid factor is an antibody that is measurable in the blood. It is commonly used as a blood test for the…
- Urination, difficulty See: Dysuria
- Blood-brain barrier A protective network of blood vessels and cells that filters blood flowing to the brain.
- Pythagoras (Born c. 580 B.C.E.) Greek philosopher and mathematician who promoted health through a special vegetarian diet