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).
Vaccine, Sabin polio
See: Polio vaccine, oral
Read the definitionRandom terms
Show more- Stenosis A narrowing, as in: > >aortic stenosis (narrowing of the aortic valve of the heart), >pulmonary stenosis…
- Hyaluronic acid Hyaluronic acid: A viscous slippery substance that lubricates the joints, maintains the shape of the…
- Region, regulatory A region of a chromosome that controls gene expression. In terms of DNA, it is a regulatory sequence
- Schonlein-Henoch purpura A form of blood vessel inflammation (vasculitis) that typically affects small arterial vessels (capillaries)…
- SGOT Serum glutamic oxaloacetic transaminase, an enzyme that is normally present in liver and heart cells. SGOT is…
- Drug caution codes Abbreviations on medications that indicate caution. While not a part of the historical heritage of ancient…
- Snuffbox, anatomical A hollow seen on the radial aspect (the thumbside) of the dorsum (the back) of the wrist when the thumb is…
- Axial tomography, computerized Pictures of structures within the body created by a computer that takes the data from multiple X-ray images…
- Japanese encephalitis A mosquito-borne viral infection, the leading cause of viral encephalitis in Asia. Japanese encephalitis…
- Neurosyphilis Neurological complications in the third (tertiary) and final phase of syphilis, which involve the central…
- Contraceptive, minipill A form of oral contraceptive taken daily, like combined oral contraceptives (the 'pill'), but containing only…
- Yolk sac Not all yolk has to do with birds' eggs. Human embryos have a yolk sac, too. The human yolk sac is a membrane…