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).
Mongolism
Obsolete name for Down syndrome. Down syndrome refers to the 19th century English physician J. Langdon Down who described the condition in 1866. In great error, Langdon Down attributed the condition to a 'reversion' to the 'mongoloid…
Read the definitionRandom terms
Show more- OSHA The Occupational Safety and Health Administration, an agency of the US government under the Department of…
- Sclerose en plaques See: Sclerose en plaques
- Intraoperative radiation therapy Radiation treatment given during surgery. Also called IORT. See also radiation therapy
- Gastrostomy A surgical opening into the stomach. This opening may be used for feeding usually via a feeding tube called a…
- Syndrome, renal, with hemorrhagic fever A number of diseases, also known as hemorrhagic fever, characterized by an abrupt onset of high fever and…
- Intestinal obstruction Blockage of the intestine by infolding (intussusception), malformation, tumor, digestive problems, a foreign…
- Contraceptive, pill Commonly called 'the pill,' combined oral contraceptives are the most commonly used form of reversible birth…
- Natural killer cell A cell that can react against and destroy another cell without prior sensitization to it. Natural killer (NK)…
- Microtubule motor See: Microtubule motor protein
- Prandial Of or relating to a meal. Prandial pain is pain while eating. Although medical terms usually have a…
- EPO (erythropoietin) Erythropoietin): A hormone produced by the kidney that promotes the formation of red blood cells in the bone…
- Schistosoma haematobium A species of trematode worm that parasitizes humans and causes urinary tract disease. See Schistosomiasis