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).
Gibbon
See: Gibbon, John H., Jr.
Read the definitionRandom terms
Show more- Alactasia Lack of the enzyme lactase which is needed to digest the milk sugar lactose. See: Lactase deficiency
- Congenital cervicothoracic vertebrae synostosis See: Klippel-Feil sequence
- Fascinoma Medical slang for a fascinating case, usually involving a rare disease
- Ethmoid 1. As an adjective: spongy or sievelike. From the Greek ethmos, sieve + eidos, resemblance = like a sieve. 2…
- Cosmeceutical A cosmetic product claimed to have medicinal or drug-like benefits. Cosmeceutical products are marketed as…
- Hepatic duct, right See: Right hepatic duct
- Paroxysmal sleep Sleep: A neurological disorder marked by a sudden recurrent uncontrollable compulsion to sleep. Also known as…
- Urea A nitrogen-containing substance normally cleared from the blood by the kidney into the urine. Diseases that…
- Blastocystis hominis The parasitic organism that causes blastocystosis. See Blastocystosis
- ShRNA Short hairpin RNA. A short sequence of RNA which makes a tight hairpin turn and can be used to silence gene…
- Heterochromatin Chromosomal material that is darkly staining and tightly coiled throughout the cell cycle and that is, for…
- Poly1 isomerase An enzyme also known as Pin1. See: Pin1