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).
Chronic daily headache
See: Headache, chronic daily
Read the definitionRandom terms
Show more- Hives Hives: A raised, itchy area of skin that is usually a sign of an allergic reaction. It can be rounded or…
- P.r.n. Abbreviation meaning 'when necessary' (from the Latin 'pro re nata', for an occasion that has arisen, as…
- Oral rehydration salts ORS. A solution of glucose-based salt solution used in oral rehydration therapy. WHO and UNICEF recommend a…
- Aquaphobia An abnormal and persistent fear of water. Sufferers from aquaphobia experience anxiety even though they…
- Chromosome map A chromosome (one of the microscopically visible carriers of the genetic material DNA) with its centromere…
- Pronation A type of foot that rolls far inward during the weight-bearing phase of the stride. This type of foot is…
- Ca Abbreviation for circa, meaning about or approximately, as in ca. 1 mg
- Diverticulum, pharyngoesophageal See: Zenker diverticulum
- PAT Paroxysmal atrial tachycardia
- Itis Suffix meaning inflammation. For example, colitis is literally colon inflammation or figuratively…
- Lymphoma, low-grade See: Low-grade lymphoma
- Single gene disease Any genetic disorder caused by a change affecting only one gene. There are thousands of single-gene diseases…