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).
Hemolytic uremic syndrome
Hemolytic uremic syndrome: A condition characterized by the breakup of red blood cells (hemolysis) and kidney failure. There is clumping of platelets (the blood cells responsible for clotting) within the kidney's small blood vessels with…
Read the definitionRandom terms
Show more- Carcinoma, ampullary Cancer of a structure called the ampulla of Vater, a small muscle located at the junction where the common…
- Ordre des Medecins The Conseil National de l'Ordre des Médecins. The French equivalent of the American Medical Association (the…
- Knee jerk The reflex tested by tapping just below the knee causing the lower leg to suddenly jerk forward. What is…
- Genetic transformation A process by which the genetic material carried by an individual cell is altered by the incorporation of…
- Eclampsia Convulsions (seizures) occurring with pregnancy-associated high blood pressure and having no other cause
- Universal colitis Ulcerative colitis that involves the entire colon (the large intestine). Ulcerative colitis itself is a…
- CFTR Cystic fibrosis conductance regulator. Mutations in the gene for CFTR are responsible for cystic fibrosis…
- Excess, calcium See: Calcium excess
- Renal stone A stone in the kidney (or lower down in the urinary tract). Also called a kidney stone. Renal stones are a…
- Nerve, glossopharyngeal The glossopharyngeal nerve is the ninth cranial nerve. The 12 cranial nerves, the glossopharyngeal nerve…
- Sign, Gottron A scaly, patchy redness over the knuckles seen in patients with dermatomyositis, an inflammatory muscle…
- Alogia 1. Complete lack of speech, as in profound mental retardation or advanced dementia. Alogia is synonymous in…