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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Thrombin
A key clot promoter, thrombin is an enzyme that presides over the conversion of a substance called fibrinogen to fibrin, the right stuff for a clot
Read the definitionRandom terms
Show more- Pontiac fever A flu-like illness caused by the bacterium Legionella pneumophila contracted by breathing mist that comes…
- Twin, vanishing See: Vanishing twin
- Multiple daily injections Abbreviated MDI. Several shots every day as of insulin to provide tight control of blood sugar
- Mus musculus genome All of the genetic information contained in Mus musculus, the laboratory mouse. The genomes of particular…
- ADH secretion, inappropriate The syndrome of inappropriate secretion of antidiuretic hormone (ADH) results in the inability to put out…
- Gangrene The death of body tissue due to the loss of blood supply to that tissue, sometimes permitting bacteria to…
- Encephalitis, LAC LaCrosse encephalitis, one of the main types of encephalitis caused by an arbovirus in the US. An arbovirus…
- Body stuffing The swallowing of relatively small amounts of loosely wrapped illicit drugs because of the fear of arrest
- Sexually transmitted diseases in women Women can contract all of the venereal diseases, but may have no symptoms, or have different symptoms than…
- Saphenous vein, great The larger of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- M. intercellulare Mycobacterium intercellulare
- Croup Croup: A respiratory problem that occurs mainly in children, particularly from 2 to 4 years of age, due to an…