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).
Vitamin O
Not a true vitamin but rather a pricey health supplement that is composed largely of salt water (plus some germanium, a trace element dangerous to health). The US Federal Trade Commission (FTC) charged the manufacturer of Vitamin O with…
Read the definitionRandom terms
Show more- Response, hyperglycemic A response resulting in a high blood sugar and specifically elevating the level of the sugar glucose in the…
- Inhibitor, ACE See: ACE inhibitor
- Tyrosinemia type I A metabolic genetic disease characterized by abnormally high levels of amino acid tyrosine in blood…
- Dystrophica myotonia 2 See: Myotonic dystrophy type 2
- Ptosis of the eyelids, congenital Drooping of the upper eyelids at birth. The lids may droop only slightly or they may cover the pupils and…
- Syndrome, antiphospholipid antibody An immune disorder characterized by the presence of abnormal antibodies in the blood associated with abnormal…
- Cerebral calcification, nonarteriosclerotic This syndrome described in 1930 by T. Fahr is a genetic (inherited) neurological disorder characterized by…
- Eye retraction syndrome See: Duane syndrome
- Sydenham chorea An acute neurologic disorder that emerges several months following a streptococcal ('strep') infection, most…
- Auditory perception The ability to identify, interpret, and attach meaning to sound
- Disease, Whitmore's An infectious illness, also called melioidosis, that is most frequent in Southeast Asia and Northern…
- Lower GI series Short for lower gastrointestinal series. A series of x-rays of the rectum, colon and lower section of the…