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).
Myocarditis
Myocarditis: Inflammation of the myocardium, the heart muscle. Myocarditis can be caused by a number of different conditions. The most common cause is infection of the heart muscle by a virus. The virus causes the initial heart muscle…
Read the definitionRandom terms
Show more- Neck, chronic stiff Also called torticollis or spasmodic torticollis, this is the most common of the focal dystonias: a state of…
- Migraine headache Migraine headache: The most common type of vascular headache involving abnormal sensitivity of arteries in…
- Prion dementia See: Gerstmann-Straussler-Scheinker syndrome
- Homozygote A person who has two identical forms of a particular gene, one inherited from each parent. For example, a…
- Ciguatera Seafood poisoning due to ciguatoxin, a toxin acquired by eating fish that have consumed toxic single-celled…
- Niemann-Pick disease type C Abbreviated NPC. A type of Niemann-Pick disease inherited in an autosomal recessive manner, resulting in…
- Natural pacemaker The natural pacemaker of the heart is the sinus node, one of the major elements in the cardiac conduction…
- Eidetic 1. Marked by extraordinarily accurate and vivid recall, especially of images. 2. By extension, an individual…
- Echovirus A group of viruses found in the gastrointestinal tract. The 'echo' part of the name stands for enteric…
- Whiplash injury Hyperextension (over-extension) injury to the neck, often the result of being struck from behind, as by a…
- Anesthetic, epidural An anesthetic injected into the epidural space surrounding the fluid-filled sac (the dura) around the spine…
- Endoscopic papillotomy See: Endoscopic sphincterotomy