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).
Cardioverter
Although cardioversion (the conversion of one cardiac rhythm to another) may sometimes be done with medications, a cardioverter is now synonymous with a defibrillator. Implantable defibrillators continuously monitor the heart rhythm in…
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Show more- Appendix cancer A malignancy of the appendix, accounting for about 1 in 200 of all gastrointestinal malignancies. Although…
- Carotid artery A key artery located in the front of the neck though which blood from the heart goes to the brain. There are…
- NSAID Nonsteroidal anti-inflammatory drug. NSAIDs are commonly prescribed for the inflammation of arthritis and…
- Valve, bicuspid One of the four valves of the heart, this one is situated between the left atrium and the left ventricle. It…
- Diabetic retinopathy A common complication of diabetes affecting the blood vessels in the retina (the thin light-sensitive…
- Human herpesvirus 2 (HHV-2) A herpes virus that causes genital herpes, characterized by sores in the area of the genitalia. Genital…
- Melanocyte A pigment-producing cell in the skin, hair and eye that determines their color. The pigment that melanocytes…
- Obtund To dull or blunt. From the Latin obtundere, to blunt
- Nose picking Rhinotillexomania, one of the more obscure and exotic terms in medicine. 'Rhinotillexomania' has drawn…
- Hemorrhoids Hemorrhoids: See: Hemorrhoid.
- Hydatidiform mole A tumor that forms in the uterus as a mass of cysts resembling a bunch of grapes. Moles occur during the…
- Mastoid The rounded protrusion of bone just behind the ear once thought to look like the breast. The word comes from…