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).
Leishmania
A group of parasites causing a disease called leishmaniasis. For a fuller definition and more information, see Leishmania infection
Read the definitionRandom terms
Show more- Transposition, genetics The ability of genes to change position on chromosomes, a process in which a transposable element is removed…
- Jellyfish itch An intensely itchy rash due to contact with the tiny thimble jellyfish (Linuche unguiculata). These jellyfish…
- Dystonia, torsion A form of dystonia known as early-onset torsion dystonia (also called idiopathic or generalized torsion…
- Sleepwalking Sleepwalking: Purposeful moving, usually but not always including walking, while in a deep stage of sleep…
- Betel nut The nut of the Areca palm tree and an ingredient of betel nut quid, an addictive mix chewed in some Pacific…
- Hormone, secretin Hormone made by glands in the small intestine that stimulates pancreatic secretion. The word 'hormone' was…
- Saphenous vein, great The larger of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Nervous system, sympathetic A part of the nervous system that accelerates the heart rate, constricts blood vessels, and raises blood…
- Polyphenol A kind of chemical that (at least in theory) may protect against some common health problems and possibly…
- Diachronic The word 'diachronic' is from the Greek dia-, through + chronos, time = through time. As opposed to…
- High altitude pulmonary edema High altitude pulmonary edema: Known for short as HAPE, the accumulation in the lungs of extravascular fluid…
- Hepatic- A combining form used before a vowel to indicate a relationship to a hepatic duct or the liver. From the…