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).
Antinuclear antibody
Antinuclear antibody: An unusual antibody that is directed against structures within the nucleus of the cell. Antinuclear antibodies (ANAs) are found in patients whose immune system is predisposed to cause inflammation against their own…
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Show more- Ringworm (tinea) Ringworm (tinea): Ringworm is a fungal infection of the skin previously thought to be due to a parasite…
- MEF2A A transcription factor that participates in vascular development. MEF2A is a member of the myocyte enhancer…
- Vaccination, rubella See Immunization, MMR.
- Angry Pertaining to anger, an emotional state that may range in intensity from mild irritation to intense fury and…
- Essential oil An oil derived from a natural substance, usually either for its healing properties or as a perfume. Some…
- Spina bifida occulta A bony defect in the vertebral column that causes a cleft in that column. The cleft remains covered by skin…
- Methylenedioxymethamphetamine 3-4 methylenedioxymethamphetamine (MDMA), best known on the street as 'Ecstacy.' An illicit drug, considered…
- Infant mineral requirements Minerals (calcium, phosphorus, magnesium, iron, iodine, copper and zinc) and trace elements (manganese…
- Prograf Brand name of tacrolimus. See: Tacrolimus
- Pericardial tamponade A life-threatening situation in which there is such a large amount of fluid (usually blood) inside the…
- CABG Coronary artery bypass graft; and Coronary artery bypass grafting
- Placenta percreta A placenta that invades the uterine wall. In placenta percreta, the vascular processes of the chorion (the…