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).
Atrioventricular node
The atrioventricular (AV) node is an electrical relay station between the atria (the upper) and the ventricles (the lower chambers of the heart). Electrical signals from the atria must pass through the AV node to reach the ventricles. The…
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Show more- Radiation menopause Menopause: Menopause induced by radiation. Radiation menopause is a type of 'induced menopause', menopause…
- Technetium tetrofosmin scintimammography Scintimammography is an imaging technique that uses a radioisotope (a radioactive substance) to help…
- Cryptorchidism 1. Pertaining to the elbow. 2. Pertaining to the forearm and hand. 3. Pertaining to the ulna. From the Latin…
- Scan, computerized axial tomography Pictures of structures within the body created by a computer that takes the data from multiple X-ray images…
- Crabs Slang for pubic lice. See: Public lice
- Defibrillator, automated external Destruction of the underlying cartilage framework of the outer ear (pinnae), usually caused by either…
- Ayurveda India's traditional, natural system of medicine that has been practiced for more than 5,000 years. Ayurveda…
- L Abbreviation for liter, a metric measure of capacity that, by definition, is equal to the volume of a…
- Creatinine A chemical waste molecule that is generated from muscle metabolism. Creatinine is produced from creatine, a…
- Thalidomide baby An infant affected by prenatal exposure to the drug thalidomide. This medication was prescribed to pregnant…
- Allergic rhinitis Medical term for hay fever, a condition due to allergy that mimics a chronic cold. (Hay fever is a misnomer…
- Bursitis, shoulder Inflammation of a bursa of a shoulder joint. A bursa is a fluid-filled sac that functions as a gliding…