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).
Crohn colitis
Crohn disease involving only the large intestine (colon). Crohn disease is a chronic inflammatory disorder, primarily involving the small and large intestine, but which can affect other parts of the digestive system as well. It is named…
Read the definitionRandom terms
Show more- Cordectomy 1. Surgical removal of a vocal cord. 2. Surgical removal of part of the spinal cord. From cord + -ectomy…
- Catalyst A substance that speeds up a chemical reaction but is not consumed or altered in the process. Catalysts are…
- Vaginosis, bacterial See: Bacterial vaginosis
- Extrasystole A premature contraction of the heart that is independent of the normal rhythm of the heart and that arises in…
- HUGO Acronym for the Human Genome Organisation, the international organization of scientists involved in the Human…
- Gestalt therapy A psychotherapeutic concept that stresses understanding mental processes as holistic entities (gestalts)…
- Mammary gland One of the two half-moon-shaped glands on either side of the adult female chest, which with fatty tissue and…
- Kiddie cam A camcorder (a video camera and video recorder in one unit) that displays a live feed so that parents can…
- Liter A metric measure of capacity that, by definition, is equal to the volume of a kilogram of water at 4 degrees…
- Pancreas, annular An abnormal ring of pancreatic tissue that encircles the duodenum and often causes intestinal obstruction…
- Vein, splenic A vein that is formed by the union of several small veins draining blood from the stomach, pancreas and…
- Vitamin A >Beta carotene: An antioxidant which protects cells against oxidation damage that can lead to cancer. Beta…