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).
Syndrome, Achoo
A disorder characterized by nearly uncontrollable paroxysms of sneezing provoked in a reflex fashion by the sudden exposure of a dark-adapted subject to intensely bright light, usually to brilliant sunlight. The number of successive…
Read the definitionRandom terms
Show more- Bacterial prostatitis, chronic Prostatitis, chronic: Longstanding bacterial infection of the prostate gland superimposed on a defect in the…
- Sever condition Sever condition: Inflammation of the growth plate of the calcaneus, the bone at the back of the heel. The…
- History, developmental An account of how and when a person met developmental milestones, such as walking and talking. For adults…
- Necrobiosis See: Necrobiosis lipoidica diabeticorum
- Resuscitate To restore to life. Derived from the Latin resuscitare, to reawaken
- Avian influenza Also called fowl plague, avian flu, and bird flu. A highly contagious viral disease with up to 100% mortality…
- Kneecap The medical name for the kneecap is the patella. Whichever name -- kneecap or patella -- you prefer, it is…
- Thai hemorrhagic fever A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…
- Mutagen Something capable of causing a gene-change. Among the known mutagens are radiation, certain chemicals and…
- Nannycam See: Nanny cam
- Sclerotherapy The injection of a chemical irritant into a vein to sclerose ('harden') it. The chemical irritates the lining…
- Hetero- Chromosomal material that is darkly staining and tightly coiled throughout the cell cycle and that is, for…