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).
Dystonia, torsion
A form of dystonia known as early-onset torsion dystonia (also called idiopathic or generalized torsion dystonia) begins in childhood around the age of 12. Symptoms typically start in one part of the body, usually in an arm or leg, and…
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Show more- Roach-2 Or roaches. Street term for Rohypnol
- Angina trachealis Angina trachealis: This has nothing whatsoever to do with the usual type of angina (angina pectoris) which is…
- Colonoscope A flexible, lighted instrument used to view the inside of the colon.
- Percutaneous endoscopic gastrostomy (PEG) Percutaneous endoscopic gastrostomy (PEG): A surgical procedure for placing a feeding tube without having to…
- Barker, Horace Albert (1907-2000) American biochemist who, among other things, discovered the biologically active forms of vitamin…
- Vaginal introitus The vaginal opening is called the introitus of the vagina. The Latin word 'introitus' comes from 'intro'…
- Bifid Cleft (split) in two. See, for example, bifid uvula
- X chromosome A sex chromosome found in both females and males. Normal females usually have two X chromosomes. Normal males…
- Medication, anti-infective Something capable of acting against infection, by inhibiting the spread of an infectious agent or by killing…
- Diarrhea, antibiotic-induced Diarrhea, antibiotic-induced: A bacterium called Clostridium difficile (C.difficile), one of the most common…
- Hurricane A regionally specific name for a strong tropical cyclone. The term hurricane applies in the North Atlantic…
- Ductular hypoplasia, syndromatic hepatic Also called Alagille syndrome or arteriohepatic dysplasia, this is a genetic disorder characterized by…