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.
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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).
Irritable bowel syndrome (IBS)
Irritable bowel syndrome (IBS): A common gastrointestinal disorder involving an abnormal condition of gut contractions (motility) characterized by abdominal pain, bloating, mucous in stools, and irregular bowel habits with alternating…
Read the definitionRandom terms
Show more- Poikiloderma congenita Better known as the Rothmund-Thomson syndrome, this is an hereditary disease characterized by progressive…
- Physical therapy A branch of rehabilitative health that uses specially designed exercises and equipment to help patients…
- PARK10 Familial Parkinson disease type 10
- Catalysis The process by which a substance speeds up a chemical reaction without being consumed or altered in the…
- Zellweger syndrome A genetic disorder, also called the cerebrohepatorenal syndrome, characterized by the reduction or absence of…
- Ferrocalcinosis, cerebrovascular A condition that was first described in 1930 by T. Fahr and is therefore sometimes called Fahr syndrome, this…
- Hospice A program or facility that provides special care for people who are near the end of life and for their…
- Normal pressure hydrocephalus A specific form of hydrocephalus in which the central cavities of the inner brain (the ventricles) enlarge at…
- Breast reduction Breast reduction: Surgical reduction of breast size in order to reduce the weight of the breasts and relieve…
- First cranial nerve The olfactory nerve, the nerve that permits the sense of smell. See: Olfactory nerve
- Aperient Laxative. Used both as a noun (an aperient is a laxative) and adjective (prunes are an aperient fruit). From…
- Dumdum fever Also called kala-azar, a chronic, potentially fatal parasitic disease of the viscera (the internal organs)…