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).
Channel, ion
See: Ion channel
Read the definitionRandom terms
Show more- Legionnaire disease A disease due to the bacteria Legionella pneumophila found in plumbing, shower heads and water-storage tanks…
- Tapeworm A worm that is flattened like a tape measure and functions as an intestinal parasite, unable to live freely…
- Helmet, bicycle A well-known but often neglected device designed to protect the head of a bicyclist. Helmets decrease the…
- Pasteur Institute A non-profit private foundation which contributes to the prevention and treatment of disease, primarily…
- Child urine infection See: Urinary tract infection in children
- Speculum An instrument used to widen an opening to look within a passage or a cavity. For example, a speculum may be…
- Hemoglobin, glycosylated Hemoglobin to which glucose is bound. Glycosylated hemoglobin is tested to monitor the long-term control of…
- Pill In pharmacy, a medicinal substance in a small round or oval mass meant to be swallowed. Pills often contain a…
- Gingiva The gum
- Percutaneous endoscopic jejunostomy (PEJ) A surgical procedure for placing a feeding tube into the jejunum (part of the small intestine) without…
- Casein The main protein found in milk and other dairy products
- Spasm, coronary artery See: Coronary artery spasm