MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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.
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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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Ampulla of Vater
An enlargement of the ducts from the liver and pancreas at the point where they enter the small intestine. Bile from the liver and secretions from the pancreas come through the ampulla of Vater to mix with food in the duodenum and aid…
Read the definitionRandom terms
Show more- Disease, sickle cell A genetic blood disease due to the presence of an abnormal form of hemoglobin, namely hemoglobin S…
- Influenza, Hong Kong See: Hong Kong flu
- Dystocia, placental See: Placental dystocia
- Causes of cancer Cancer is a group of more than 100 different diseases. Benign tumors are not cancer; malignant tumors are…
- AIDS dementia complex Dementia complex: A brain disorder that occurs in people with AIDS that causes the loss of cognitive…
- Acute necrotizing ulcerative gingivitis (ANUG) This is trench mouth, a progressive painful infection with ulceration, swelling and sloughing off of dead…
- Restitution In cytogenetics, the spontaneous rejoining of broken chromosomes to reconstitute the original chromosome…
- Drug Enforcement Administration (DEA) Every prescription written in the United States bears a DEA number, that of the prescribing doctor, the DEA…
- AANAT The synbol for the enzyme arylalkylamine N-acetyltransferase and for the gene that encodes it. AANAT is…
- Radionuclide An unstable form of a chemical element that radioactively decays, resulting in the emission of nuclear…
- Heteromorphism Something different in form. Chromosome heteromorphisms are normal variations in the appearance of chromosomes
- Patent ductus arteriosus Failure for the ductus arteriosus, an arterial shunt in fetal life, to close on schedule. Before birth, blood…