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).
Disease, inflammatory bowel
A group of chronic intestinal diseases characterized by inflammation of the bowel -- the large or small intestine. The most common types of inflammatory bowel disease (IBD) are ulcerative colitis and Crohn disease. Crohn disease favors the…
Read the definitionRandom terms
Show more- Amygdaloid body See: Amygdaloid nucleus
- Cryocardioplegia Paralysis of the heart by cold (hypothermia)
- Birth defect Any defect present in a baby at birth, irrespective of whether the defect is caused by a genetic factor or by…
- Nonsyndromic deafness Hearing loss which is not part of a syndrome. Deafness with no related signs and symptoms affecting other…
- West Nile fever Fever: A febrile disease caused by the West Nile virus that is transmitted from birds to the common Culex…
- Chondromalacia patellae The patellofemoral syndrome (PFS), the most common cause of chronic knee pain. PFS characteristically causes…
- Sequencing Learning the order of nucleotides (base sequences) in a DNA or RNA molecule or the order of amino acids in a…
- Tzanck smear See Tzanck test
- Primary sclerosing cholangitis Primary sclerosing cholangitis: A chronic disorder of the liver in which the ducts carrying bile from the…
- Rate, death The number of deaths in the population divided by the average population (or the population at midyear) is…
- Modelling, chromatin See: Chromatin remodeling
- Absolute CD4 count The number of 'helper' CD4 T-lymphocytes in a cubic millimeter of blood. With HIV, the absolute CD4 count…