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 ant sting
A scourge, these red or yellow ants of small-to-medium size, originally from South America, have a severe sting that burns like fire. Their sting-like that of bees, yellow jackets, hornets and wasps -- can trigger allergic reactions…
Read the definitionRandom terms
Show more- Blood urea nitrogen Medically called hematuria, blood in the urine can be microscopic or gross. Evaluating hematuria requires…
- Tetralogy of Fallot A combination of four heart defects that are present together at birth, accounting for about 10% of all…
- Heterotaxy The abnormal placement of organs due to failure to establish the normal left-right patterning during…
- Bursitis, septic A bursa is a closed fluid-filled sac that functions as a gliding surface to reduce friction between tissues…
- Xanthopsia A form of chromatopsia, a visual defect in which objects appear as if they have been overpainted with an…
- Visual field The entire area that can be seen when the eye is directed forward, including that which is seen with…
- Angina, Vincent Angina, Vincent: This is trench mouth, a progressive painful infection with ulceration, swelling and…
- Polio, abortive A minor form of infection with the polio virus, abortive polio accounts for 80 to 90 percent of clinically…
- Blepharophimosis Horizontal narrowing of the palpebral fissures (eye slits)
- Stanolone A semisynthetic analog of dihydrotestosterone
- HMPS Hereditary mixed polyposis syndrome
- Noisome Offensive to the senses and especially disgusting, offensive, or harmful to the sense of smell. For example…