MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Anthrax toxin
The toxic substance secreted by the bacterium Bacillus anthracis, the causative agent of the disease anthrax. Anthrax toxin is made up of three proteins. One is protective antigen and two are enzymes that are called edema factor and lethal…
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Show more- Positive pressure ventilation The provision of oxygen under pressure by a mechanical respirator, a machine designed to improve the exchange…
- Bacillus anthracis The bacterium that causes anthrax. Anthrax differs from most bacteria in that they exist in an inactive…
- Brushfield's spots Speckled iris. Little white spots that slightly elevated on the surface of the iris arranged in a ring…
- Yeast vaginitis Yeast vaginitis: Infection of the vagina by a fungus known as Candida, characteristically causing itching…
- Pee An informal term for piss, meant to lessen its vulgarity, but synonymous with it
- Obesity, gynecoid >Gynecoid pelvis: A pelvis that is shaped like a woman's. >Gynecology: The study of the diseases of the…
- Vitamin C An essential nutrient found mainly in fruits and vegetables. The body requires vitamin C to form and maintain…
- Therapy, external beam radiation Radiation focused from a source outside the body on the affected area (for example, the cancer) within the…
- Plastic surgeon A surgeon who specializes in reducing scarring or disfigurement that may occur as a result of accidents…
- Pregnancy, acute fatty liver The consumption of alcohol during pregnancy carries the danger of damaging the fetus and causing fetal…
- Rhinotillexomania Compulsive nose picking. Among the more obscure and exotic terms in medicine, rhinotillexomania has drawn…
- De Musset sign Rhythmic nodding or bobbing of the head in synchrony with the heart beat, a sign of aortic insufficiency…