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).
Crohn's disease
Crohn's disease: A chronic inflammatory disease, primarily involving the small and large intestine, but which can affect other parts of the digestive system as well. It is named for Burrill Crohn, the American gastroenterologist who first…
Read the definitionRandom terms
Show more- Practice, family The medical specialty which provides continuing and comprehensive health care for the individual and family…
- Irwin DJ Bross See: Bross, Irwin DJ
- ShRNA Short hairpin RNA. A short sequence of RNA which makes a tight hairpin turn and can be used to silence gene…
- Liver transplantation, living donor See: Living donor liver transplantation
- Fusiform aneurysm A vascular outpouching shaped like a spindle. A fusiform widening of an artery or vein. An aneurysm is a…
- Adenoids Masses of lymphoid tissue in the upper part of throat behind the nose.
- Proprioception The ability to sense stimuli arising within the body. Even if you are blindfolded, you know through…
- Pea, jequirity See: Abrin
- Meniscus injury Injuries to the crescent-shaped cartilage pads between the two joints formed by the femur (the thigh bone)…
- Chromosome inversion, paracentric The chart of the linear array of genes on a chromosome. A chromosome map can also refer to the visual…
- Afferent nerve A nerve that carries impulses toward the central nervous system (CNS). The opposite of an afferent nerve is…
- Acute kidney failure See: Acute renal failure