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).
Raynaud's phenomenon
Short for red blood cells, the cells that carry oxygen and carbon dioxide through the blood. This rather remarkable feat is thanks to hemoglobin, the pigment that makes red cells (and blood) look red. The red blood cells are also known as…
Read the definitionRandom terms
Show more- Hydrocele Accumulation of fluid in the coat around the testis. Small hydroceles tend to disappear by a year of age…
- Syndrome, Usher A genetic disorder characterized by hearing impairment and an eye disorder called retinitis pigmentosa in…
- Subacute sclerosing panencephalitis (SSPE) A chronic brain disease of children and adolescents that occurs months to often years after an attack of…
- Oxygen A colorless, odorless and tasteless gas that makes up about 20% of the air we breathe (and at least half the…
- Homogentisate 1,2-dioxygenase The enzyme encoded in the HGD gene. Mutation of HGD causes the genetic disease alkaptonuria. Homogentisate…
- Shunt, transjugular, intrahepatic, portosystemic A shunt that drains fluid from the cerebral ventricle into the abdomen.
- Left ventricular assist device See: Ventricular assist device
- Beta protein 1 Abbreviated and better known as BP1. See: BP1
- Allergy Allergy: A misguided reaction to foreign substances by the immune system, the body system of defense against…
- Endocrinology The study of hormones, their receptors, the intracellular signalling pathways they invoke, and the diseases…
- Long-term care facility A facility that provides rehabilitative, restorative, and/or ongoing skilled nursing care to patients or…
- Trichinosis Trichinosis: See: Trichinellosis.