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).
Eye cataract
A clouding of the lens of the eye. The normally clear aspirin-sized lens of the eye starts to become cloudy. The result is much like smearing grease over the lens of a camera. It impairs normal vision. NTER> There are many causes of…
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Show more- Occupational Safety and Health, Nat'l Institut for Better known as NIOSH, the National Institute for Occupational Safety and Health is a US Federal agency…
- Test, exercise treadmill A test (sometimes simply called a treadmill test or exercise test) in which a continuous electrocardiogram…
- Intercurrent disease A disease that intervenes during the course of another disease. A patient with AIDS may develop an…
- Short-term memory A system for temporarily storing and managing information required to carry out complex cognitive tasks such…
- Ophthalmoplegia with myopathy See: Kearns-Sayre syndrome
- SJS Stevens-Johnson syndrome.
- Syndrome, stiff baby A genetic disorder also known as hyperexplexia in which babies have an exaggerated startle reflex (reaction)…
- Virus, Ebola A notoriously deadly virus that causes fearsome symptoms, the most prominent being high fever and massive…
- Prothrombin G20210A mutation See: Prothrombin mutation G20210A
- Acid, trans fatty An unhealthy substance, also known as trans fat, made through the chemical process of hydrogenation of oils…
- Agita Heartburn, acid indigestion, an upset stomach or, by extension, a general feeling of upset. The word is…
- Meibomian cyst A cyst of the little glands called Meibomian glands that are located in the eyelids and make a lubricant they…