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).
Gastroenterologic disease
Any disease of the digestive system. Gastroenterologic disorders include Barrett's esophagus, bile duct disease, celiac disease, cirrhosis of the liver, colon polyps and colon cancer, constipation and diarrhea, Crohn's disease…
Read the definitionRandom terms
Show more- Audiometry The measurement of hearing.
- Sleep drug Any drug used to help sleep. Most prescription sleep drugs are sedative hypnotic agents. They include Valium…
- African American An American of black African descent. The term may also be written with a hyphen as African-American. The…
- Keratitis Inflammation of the cornea (the transparent structure in the front of the eye).
- Dehydroepiandrosterone DHEA. A steroid hormone made by the adrenal glands that acts on the body much like testosterone and is…
- Antimicrobial resistance The result of microbes changing in ways that reduce or eliminate the effectiveness of drugs, chemicals, or…
- Microscopic gallstones Gallstones: A mixture of microscopic particulate matter in bile, also called biliary sludge, that occurs when…
- Epinephrine A substance produced by the medulla (inside) of the adrenal gland. The name epinephrine was coined in 1898 by…
- Vaccination, HIB This immunization is designed to prevent diseases caused by Haemophilus influenzae type B (HIB), a bacteria…
- Sperm function The capability of sperm to function -- to penetrate and fertilize the egg
- Death rate, infant The number of children dying under a year of age divided by the number of live births that year. The infant…
- Oliva The olive, a structure in the brain