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).
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The intensely painful burning sensation in the limbs and extremities caused by ergot, the consequence of a fungus (Claviceps purpurea) that contaminates rye and wheat. The fungus produces substances (alkaloids) termed ergotamines that…
Read the definitionRandom terms
Show more- Blistering agent See: Vesicant
- Arteriole A small branch of an artery (a vessel that carries blood high in oxygen away from the heart to the body)…
- Premature birth A birth that takes place before 37 weeks of gestation have passed. Historically, the definition of…
- Heparin An anticoagulant (anti-clotting) medication. Heparin is useful in preventing thromboembolic complications…
- CA 15-3 A tumor marker most useful in following the course of treatment in women diagnosed with breast cancer…
- Cell, cone A type of specialized light-sensitive cell (photoreceptor) in the retina of the eye that provide sharp…
- Antineoplastic Acting to prevent, inhibit or halt the development of a neoplasm (a tumor). An agent with antineoplastic…
- Cerebrovascular disease Disease of the blood vessels and, especially, the arteries that supply the brain. Cerebrovascular disease is…
- HHV-3 Human herpesvirus 3. See herpes zoster.
- Zone Diet The Zone diet is a weight loss plan based upon the idea that the right ratio of carbohydrates to proteins and…
- Tendon The tissue by which a muscle attaches to bone. A tendon is somewhat flexible, but fibrous and tough. When a…
- Vaccination, anthrax A series of six shots over six months and booster shots annually, the anthrax vaccine now in use in the USA…