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).
Zinc ointment
A topical preparation containing zinc that is applied to protect the skin from irritation or sunburn. Zinc ointment is often the basis for commercial preparations for preventing diaper rash. It should not be used on skin that is already…
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Show more- Preventive medicine Medicine designed to avert and avoid disease. Screening for hypertension and treating it before it causes…
- Exudative angina Angina: This has nothing whatsoever to do with the usual type of angina (angina pectoris) which is chest pain…
- Fatty alcohol: NAD+ oxidoreductase deficiency Clinically known as the Sjogren-Larsson syndrome, this is a genetic (inherited) disease usually characterized…
- Cardiomyopathy Disease of the heart muscle (the myocardium). From the Greek roots: 'cardio-', heart + 'mys', muscle +…
- Internal pacemaker Pacemaker: A device that uses electrical impulses to regulate the heart rhythm or to reproduce that rhythm…
- Metaphase (cell cycle) The stage in the cell cycle (the sequence of events in the life of a cell) when a chromosome is most highly…
- Kimmelstiel-Wilson disease Diabetic nephropathy (kidney disease). Kimmelstiel-Wilson disease is a kidney condition associated with…
- Disease, exaggerated startle A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- Erb palsy A form of brachial plexus palsy in which there is paralysis of the muscles of the upper arm and shoulder…
- Labia The lips, either the lips around the mouth (the oral labia) or the lip-like external female genitalia (the…
- Breast aplasia Breast aplasia: A rare condition wherein the normal growth of the breast or nipple never takes place. They…
- Calcaneal spur A bony spur projecting from the back or underside of the heel bone (the calcaneus) that often makes walking…