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).
Dysphagia
Difficulty in swallowing, swallowing problems. Dysphagia is due to problems in nerve or muscle control. It is common, for example, after a stroke. Dysphagia compromises nutrition and hydration and may lead to aspiration pneumonia and…
Read the definitionRandom terms
Show more- RT 1. Respiratory therapist.2. Radiation therapy.3. Reverse transcriptase
- Iron excess Iron overload can damage the heart, liver, gonads and other organs. Iron overload is a particular risk for: >…
- Methylenedioxymethamphetamine 3-4 methylenedioxymethamphetamine (MDMA), best known on the street as 'Ecstacy.' An illicit drug, considered…
- Morquio syndrome An inherited error in carbohydrate metabolism that results in mucopolysaccharide accumulation and severe…
- Arthritis mutilans Arthritis mutilans: An extremely severe form of chronic rheumatoid arthritis characterized by resorption of…
- Serum glutamic pyruvic transaminase (SGPT) An enzyme that is normally present in liver and heart cells. SGPT is released into blood when the liver or…
- Septal defect, ventricular (VSD) A hole in the septum (the wall) between the lower chambers of the heart (the ventricles). Ventricular Septal…
- Anomaly, congenital Anomaly, congenital: A birth defect. A malformation that occurs before birth and is present at birth
- Disease, Huntington An hereditary disorder with mental and physical deterioration leading to death. Although characterized as an…
- UDP-glucuronosyltransferase A liver enzyme essential to the disposal of bilirubin (the chemical that results from the normal breakdown of…
- Mb Megabase
- Vaginitis, atrophic Thinning of the lining (the endothelium) of the vagina due to decreased production of estrogen. This may…