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.
- 100% free
- No registration
- No intrusive ads
- Privacy by design
- Mobile friendly
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).
Photosensitivity
In medicine, increased sensitivity of the skin to light and other sources of UV.Photosensitivity commonly causes reddening and blistering of the skin with exposure to sunlight and, in time, it heightens the risk of skin cancer. A number of…
Read the definitionRandom terms
Show more- Hemochromatosis Hemochromatosis (iron overload) is an inherited disorder in how the body absorbs and stores iron. The excess…
- Pancreozymin See: Cholecystokinin
- Infection, breast See: Breast infection. See also: Mastitis
- Colon cancer, family history of The presence of a history of colorectal cancer in a family. The colon cancer risk is higher if an immediate…
- Atorvastatin L ODYvAlign=top bgColor=#cccccc colSpan=2> vAlign=top width='100%' bgColor=#ffffff>Our Atorvastatin Main…
- Muscle, cardiac A type of muscle with unique features only found in the heart. The cardiac muscle is the muscle of the heart…
- Central line A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- NARP >MELAS -- which stands for Mitochondrial Encephalomyopathy, Lactic Acidosis and Stroke:isease with…
- Lenin (1870-1924) Vladimir Ilyich Lenin, the founder of the Bolshevik Party and the Soviet state. Lenin is of some…
- Temple An area just behind and to the side of the forehead and the eye, above the side of the check bone (the…
- Isoprene One of the major components that makes up natural rubber and is used to make synthetic rubbers. It is also…
- Methyl-CpG-binding protein-2 (MECP2) An enzyme which, when mutated, results in RTT (Rett syndrome), a genetic disease that is a uniform and…