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).
Cholecystitis
Inflammation of the gallbladder, a complication of gallstones which are formed by cholesterol and pigment (bilirubin) in bile. (Bile is produced in the liver and stored in the gallbladder). Cholecystitis is frequently associated with…
Read the definitionRandom terms
Show more- Menopause Menopause: The time in a woman's life when menstrual periods permanently stop; it is also called the 'change…
- Radon A radioactive element formed as a gas during the breakdown of radium.
- Med school Short informal term for medical school. (Medical schools are not often called med schools by medical…
- Complications, postoperative Postoperative problems affecting patients after surgery. Postoperative complications may (or may not) be…
- Journals, medical In 1665 the Royal Society in England published one of the first 2 scientific journals in the world: the…
- Electron microscopy A recording of the eye movements, usually done to confirm the presence of nystagmus. Electronystagmogram may…
- Peutz-Jeghers syndrome A cancer genetic disorder characterized by freckle-like spots on the lips, mouth and fingers and polyps in…
- Large bowel Another name for the large intestine. The word 'bowel' originated from the Latin 'botulus' meaning 'sausage.'
- PCT The abbreviation 'PCT' stands for a number of things including porphyria cutanea tarda, literally, the late…
- Fiber and constipation Insoluble fiber retains water in the colon, resulting in a softer and larger stool. It is used effectively in…
- American dog tick The tick most commonly responsible for transmitting R. rickettsii, the agent of Rocky Mountain spotted fever…
- Cerebrospinal fluid CSF. A watery fluid, continuously produced and absorbed, which flows in the ventricles (cavities) within the…