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).
Specificity
1. The quality of being specific as, for example, she showed the use of specificity in her diagnosis. 2. The proportion of persons without a disease who are correctly identified by a test. The specificity is the number of true negative…
Read the definitionRandom terms
Show more- Pound A measure of weight equal to 16 ounces or, metrically, 453.6 grams. The word 'pound' goes back to the Latin…
- Bulla A fluid-filled blister more than 5 mm (about 3/16 inch) in diameter with thin walls. A bulla on the skin is a…
- Engram An enduring change in the brain postulated to account for the persistence of memory. The term 'engram' was…
- ARB Angiotensin II receptor blocker
- Insemination, artificial A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Albinism A group of genetic disorders in which there is partial or total lack of the pigment melanin in the eyes…
- Ricker syndrome A disease of infants and children that disturbs normal bone formation (ossification). Rickets is a failure to…
- Thorn test An early test for Addison's disease. The test is named for Dr. George W. Thorn who devised it. See: Thorn…
- Bypass, cardiopulmonary Bypass of the heart and lungs as, for example, in open heart surgery. Blood returning to the heart is…
- Coccygeal Referring to the coccyx, the small tail-like bone at the bottom of the spine, that is made up of 3-5 (average…
- Retinal vasculitis Vasculitis: The retina is the portion of the eye that contains the nerves of sensation that perceive light…
- Puncture, lumbar A lumbar puncture or 'LP' is a procedure whereby spinal fluid is removed from the spinal canal for the…