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).
Deficiency, selenium
Lack of the essential mineral selenium, which can cause Keshan disease, a fatal form of cardiomyopathy (disease of the heart muscle) that was first observed in Keshan province in China and has since found elsewhere. Treatment involves…
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Show more- Alagille syndrome Also known as arteriohepatic dysplasia, this is a genetic disorder characterized by jaundice in the newborn…
- Step therapy The practice of beginning drug therapy for a medical condition with the most cost-effective and safest drug…
- Circulation The movement of fluid in a regular or circuitous course. Although the noun 'circulation' does not necessarily…
- Maculopathy Any pathologic condition or disease of the macula, the small spot in the retina where vision is keenest. Also…
- Pott's disease An old term for tuberculosis of the spine that caused softening and collapse of the vertebrae, often…
- Hyperthermia : Overheg of the body. This may be due to extreme weather conditions. Unrelieved hyperthermia can lead to…
- Hysterectomy, vaginal Removal of the uterus through a surgical incision, not of the abdomen but, within the vagina. With a vaginal…
- Eye chart, Snellen's The familiar eye chart used to measure how well you see at various distances. Snellen's chart is imprinted…
- Med1 DNA repair gene A gene that codes for one of the key enzymes involved in repairing DNA. The DNA in genes is constantly…
- Hair, exclamation point Exclamation point hair is a key diagnostic finding in a disorder called alopecia areata. Alopecia areata is…
- Rash, chickenpox Rash, chickenpox: Chickenpox is characterized by a rash, often the first sign of the disease. The rash of…
- Implant, cochlear See: Cochlear implant