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).
Cavernous hemangioma
A type of hemangioma composed of blood-filled 'lakes' and channels. It is typically raised and red or purplish. A cavernous hemangioma may diminish in size following trauma, bleeding or ulceration but it rarely disappears on its own. Small…
Read the definitionRandom terms
Show more- ARB Angiotensin II receptor blocker
- Syndrome, Pallister-Killian Condition with multiple malformations at birth and mental retardation due to isochromosome 12p mosaicism (an…
- Sequence, intervening An intervening sequence is the part of a gene that is initially transcribed from the DNA into RNA…
- Autotransplant The process of transplanting tissue from one part of the body to another in the same individual. The…
- Headache, alarm clock See: Alarm clock headache
- Osteoblast A cell that makes bone. It does so by producing a matrix that then becomes mineralized. Bone mass is…
- Pleural Pertaining to the pleura, the thin covering that protects the lungs. The term 'pleural' is pronounced like…
- Liver shunt Transjugular, intrahepatic, portosystemic shunt (TIPS), is a shunt (tube) placed between the portal vein…
- Pathogenicity island The genetic element, the 'island of evil', within the genome of an organism that is responsible for its…
- CIC Completely-in-the-canal (the ear canal). See: Completely-in-the-canal hearing aid. See also: Hearing aid
- Toxic agent syndrome See: Toxic syndrome
- JPS Juvenile polyposis syndrome. See: Juvenile polyposis