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.
- 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).
Electroretinography
Electroretinography: Abbreviated ERG. A test in which the electrical potentials generated by the retina of the eye are measured when the retina is stimulated by light. In an ERG, an electrode is placed on the cornea at the front of the…
Read the definitionRandom terms
Show more- Syndrome, tarsal tunnel See Tarsal tunnel syndrome
- Lead poisoning Lead poisoning: An environmental hazard capable of causing brain damage. In the US lead poisoning is formally…
- Acute illness A disease with an abrupt onset and usually a short course
- Hemorrhage Bleeding or the abnormal flow of blood. The patient may have an internal hemorrhage that is invisible or an…
- FMF (familial Mediterranean fever) An inherited disorder featuring short recurring crises of severe abdominal pain and bouts of fever. Other…
- Zenker diverticulum The most common type of outpouching in the esophagus, due to increased pressure causing the mucous membrane…
- Women's hospital A hospital for the exclusive use of women. The first hospital called by that name was the Woman's Hospital of…
- Sac, pericardial See: Pericardial sac
- Syndrome, scalded skin See Scalded skin syndrome
- Acute promyelocytic leukemia Acute promyelocytic leukemia: Commonly called APL, a malignancy of the bone marrow in which there is a…
- In situ hybridization The use of a DNA or RNA probe to detect the complementary sequence. In situ hybridization is like all nucleic…
- Moraxella kingae See: Kingella kingae