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).
American trypanosomiasis
See: Chagas disease
Read the definitionRandom terms
Show more- Line, central venous A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- Obesity, exogenous Overweight caused by consuming more food than the person's activity level warrants, leading to increased fat…
- Gram stain The Danish bacteriologist J.M.C. Gram (1853-1938) devised a method of staining bacteria using a dye called…
- Substance, pressor See: Pressor substance
- DiGeorge syndrome A genetic disorder characterized by hypocalcemia, immunodeficiency, and congenital heart disease: >…
- Cyclosporiasis Infection with the parasite Cyclospora cayetanensis. See: Cyclospora infection
- Variant Creutzfeldt-Jakob disease Variant Creutzfeldt-Jakob disease: Abbreviated vCJD. A human disease thought due to the same infectious agent…
- Floating rib One of the last two ribs. A rib is said to be 'floating' if it does not attach to the sternum (the breast…
- Tartar Tartar is the hardened product of longstanding plaque accumulating minerals from the saliva and foods. Plaque…
- Inborn error of metabolism A heritable disorder of biochemistry. Examples of inborn errors of metabolism include albinism, cystinuria (a…
- Dilation, pupil (test) This examination enables your eye care professional to see more of your retina, the light-sensitive layer of…
- Ventricular beat, premature See: Extrasystole