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).
Natural pacemaker
The natural pacemaker of the heart is the sinus node, one of the major elements in the cardiac conduction system, the system that controls the heart rate. This stunningly designed system generates electrical impulses and conducts them…
Read the definitionRandom terms
Show more- Camelpox A severe disease of camels in northern Africa and southwestern Asia caused by the camelpox virus. This virus…
- VATER association A nonrandom association of birth defects. VATER is an mnemonic in which the letters V, A, T, E, and R each…
- Familial polyposis of entire GI tract See: Juvenile polyposis
- Transjugular intrahepatic portosystemic shunt Transjugular intrahepatic portosystemic shunt: A shunt that allows blood from the portal circulation (that…
- Atrial fib Atrial fibrillation
- Monocyte chemotactic and activating factor See: MPC1
- Gastroparesis Gastroparesis: Gastroparesis is a medical condition in which the muscle of the stomach is paralyzed by a…
- Proximal See: Myotonic dystrophy type 2.
- Gyrus occipitotemporalis medialis See: Lingual gyrus
- GM2-gangliosidosis, B variant This disorder known as Tay-Sachs disease (TSD) is concisely defined by OMIM (Online Mendelian Inheritance in…
- American Medical Association : The AMA. The AMA's mission statement proclaims: 'We are the Voice of the American Medical Profession. 'We…
- Neuropathy, Charcot-Marie-Tooth See Charcot-Marie-Tooth disease