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).
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…
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Show more- Thrombinogen Better known today as prothrombin, a coagulation (clotting) factor needed for the normal clotting of blood…
- Otoscope Instrument for looking in the ear. Today, otoscopic or ophthalmoscopic heads can usually be attached to the…
- Disease, Forestier A severe form of hemorrhagic fever which affects both humans and non-human primates. Caused by a genetically…
- Embolism, crossed See Embolism, paradoxical
- Cardiac arrest A medical emergency with absent or inadequate contraction of the left ventricle of the heart that immediately…
- Prothrombin time A clotting test, the prothrombin time is done to test the integrity of part of the clotting scheme. The…
- Digit, supernumerary An extra finger or toe
- EEG Electroencephalogram, e technique for studying the electrical current within the brain. Electrodes are…
- Timothy syndrome A childhood disorder characterized by severe cardiac arrhythmia, syndactyly (webbing) of the fingers and…
- Acupuncture Our Acupuncture Main Article provides a comprehensive look at the who, what, when and how of Acupuncture…
- Hyperostosis Overgrowth of bone. Hyperostosis is a nonspecific term that does not refer to any particular condition
- Sacral vertebrae There are 5 sacral vertebral bones. They are represented by the symbols S1 through S5 and are situated…