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).
Reflux
The term used when liquid backs up into the esophagus from the stomach
Read the definitionRandom terms
Show more- Tennis elbow A painful injury to the tendon that is attached to the outer part of the elbow due to repetitive twisting of…
- Aplastic anemia Anemia due to failure of the bone marrow to produce blood cells, including red and white blood cells as well…
- ASAT Anemia, sideroblastic, and spinocerebellar ataxia. See:href='/script/main/art.asp?articlekey=34082'>Pagon…
- Atonic seizure A seizure in which the person suddenly loses muscle tone and strength and, unless supported, falls down. Also…
- Charcoal, activated See: Activated charcoal
- Ventriculopleural shunt A shunt that drains fluid from a cerebral ventricle into the pleural (chest) cavity. The shunt is designed to…
- Anaphylactic shock A widespread and very serious allergic reaction. Symptoms include dizziness, loss of consciousness, labored…
- Computed tomography An x-ray procedure that uses the help of a computer to produce a detailed picture of a cross section of the…
- Diverticulum, Meckel's An outpouching of the small bowel. About 1 in every 50 people has a Meckel's diverticulum. It is usually…
- Defibrillator, automated external Destruction of the underlying cartilage framework of the outer ear (pinnae), usually caused by either…
- Nocebo A negative placebo effect as, for example, when patients taking medications experience adverse side effects…
- LL 1. Lower lid (of the eye). 2. Lower limit. The recommended LL for potassium intake is 4.7 grams per day for…