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).
Fire ants
Originally from S. America. Among the worst insect pests ever to invade the US. Red or yellowish ants of small-to-medium size with a severe sting that burns like fire. They normally feed on small insects but, with denser populations, they…
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Show more- Sjogren syndrome Sjogren syndrome: An autoimmune disease that classically combines dry eyes, dry mouth, and another disease of…
- Fundus, retinal The interior lining of the eyeball, including the retina (the light-sensitive screen), optic disc (the head…
- Code The genetic code is the correspondence between the triplet of bases in DNA with the amino acids. The…
- Gamma ray High-energy electromagnetic radiation emitted by certain radionuclides when their nuclei transition from a…
- Abse, Dannie British pulmonary physician and poet. Abse was born in 1923 in Cardiff, Wales to a Jewish family. He studied…
- Colitis, ulcerative A relatively common disease that causes inflammation of the large intestine (the colon). The cause is…
- United States Pharmacopeia Abbreviated USP. A publication, established in 1820, that contains legally recognized standards of identity…
- Catheter, Foley A flexible plastic tube (a catheter) inserted into the bladder to provide continuous urinary drainage. The…
- Oswald Theodore Avery See: Avery, Oswald Theodore
- Papilloma, intraductal A benign, wart-like growth that occurs in breast ducts
- Ear thermometer A thermometer that registers body temperature via the ear canal. The ear thermometer was invented in 1964 by…
- Dermabrasion Dermabrasion: Dermabrasion is a surgical procedure that involves the controlled abrasion (wearing away) of…