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).
Alagille syndrome
Also known as arteriohepatic dysplasia, this is a genetic disorder characterized by jaundice in the newborn period, liver disease with cholestasis, peripheral pulmonic stenosis and unusual face. Children with Alagille syndrome usually…
Read the definitionRandom terms
Show more- Hyperglycemic response A response resulting in a high blood sugar and specifically elevating the level of the sugar glucose in the…
- Dextroposition of the heart The heart is displaced to the right (from its usual location in the left chest). There is no anatomic…
- Iodide The chemical form to which iodine in the diet is reduced before it is absorbed through the intestinal wall…
- Subarachnoid hemorrhage Bleeding within the head into the space between two membranes that surround the brain. The bleeding is…
- Osteogenesis imperfecta type 2 An inherited connective tissue disorder with extremely severe bone fragility. This is the lethal form of…
- Piloerection Erection of the hair of the skin. Piloerection of the hair, for example, on the arm makes it 'stand on end.'…
- Genitalia, female internal See: Female internal genitalia
- C1 (cervical vertebra) C1 is the first cervical (neck) vertebra which is called the atlas. It supports the head. The atlas bone is…
- Serum glutamic pyruvic transaminase (SGPT) An enzyme that is normally present in liver and heart cells. SGPT is released into blood when the liver or…
- Doctor In a medical context, any medical professional with an MD, a PhD, or any other doctoral degree. The term…
- Barium solution A liquid containing barium sulfate. The barium is radioopaque -- it shows up on x-rays. The barium outlines…
- Endoscopic sphincterotomy An operation to cut the muscle between the common bile duct and the pancreatic duct. The operation uses a…