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).
Gnathostomiasis
A disease due to the migration of an immature roundworm called Gnathostoma. Migration just under the skin causes migratory, painful, itchy swellings. Migration to other tissues can result in cough, blood in the urine, eye involvement and…
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Show more- Hair, exclamation point Exclamation point hair is a key diagnostic finding in a disorder called alopecia areata. Alopecia areata is…
- Sliding hiatal hernia Hiatal hernias are categorized as being either sliding or para-esophageal. Sliding hiatal hernias are those…
- Pseudoparalysis, spastic Better known as Creutzfeldt-Jakob disease (CJD). A dementing disease of the brain. CJD is believed to be due…
- WHO (World Health Organization) A type of chromosome rearrangement, also called a Robertsonian translocation, in which there is fusion of an…
- Contraceptive device, intrauterine (IUD) A device inserted into the uterus (womb) to prevent conception (pregnancy). The IUD can be a coil, loop…
- Lunula 1. The crescent-shaped area at the base of a fingernail or toenail. 2. Any small crescent- or moon-shaped…
- Dwarfism Abnormally short stature. Some forms are hereditary. The Little People of America (LPA) define dwarfism as an…
- SMAD4/DPC4 See: MADH4
- Syndrome, economy class The formation of blood clots in veins deep within the legs -- deep vein thrombosis -- occurring during (or…
- Plumbism Another name for lead poisoning.
- Th3 A distinct type of T-helper cell. See: T-helper cell
- Fish bowl granuloma Localized nodular skin inflammation (small reddish raised areas of skin) caused by a bacterium called…