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).
Mycobacterium avium subspecies paratuberculosis
(MAP) A bacterium that causes Johne's disease, a form of chronic inflammatory bowel disease (IBD) in cattle and other species, including primates. Because Johne's disease is in some ways quite similar to Crohn's disease in humans, MAP has…
Read the definitionRandom terms
Show more- Cyclin E A protein that is part of a molecular network that controls the cell cycle. There are a large number of…
- Lens, intraocular See: Intraocular lens
- Chikungunya An urban disease resembling dengue fever, seen mainly in Africa, the Indian subcontinent, and Southeast Asia…
- Photodynamic therapy Photodynamic therapy: A form of cancer treatment using an photosensitizing agent administered intravenously…
- Private mutation A rare mutation found usually only in a single family or a small population. It is like a privately printed…
- Cranial nerve V The fifth cranial nerve is the trigeminal nerve. The trigeminal nerve is quite complex. It functions both as…
- Mucopolysaccharidosis type IVB Morquio syndrome due to deficiency of the enzyme beta-galactosidase. See also Mucopolysaccharidosis
- Quiescence Inactivity, quietness. In cells, quiescence is the state of not dividing. In neurons (nerve cells)…
- Ovulation The release of the ripe egg from the ovary. The egg is released when the cavity surrounding it (the follicle)…
- Dysuria Painful or difficult urination. This includes burning on urination. Dysuria is most commonly due to bacterial…
- Sequela A pathological condition resulting from a prior disease, injury, or attack. As for example, a sequela of…
- Cerebral herniation The abnormal protrusion of brain tissue through an opening when there is increased intracranial pressure…