MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
F (symbol)
A much used symbol, F stands for fractional concentration; free energy; Fahrenheit; visual field; fluorine; force; filial generation, followed by subscript numerals indicating specified matings such as F1); the amino acid phenylalanine…
Read the definitionRandom terms
Show more- Nephritis, infective tubulointerstitial Inflammation of the kidney due to infection. Symptoms include nausea, pain in the kidney area, fever, and…
- Extra systole See: Extrasystole
- UDP-glucuronosyltransferase A liver enzyme essential to the disposal of bilirubin (the chemical that results from the normal breakdown of…
- Venous line, central A catheter (tube) that is passed through a vein to end up in the thoracic (chest) portion of the vena cava…
- Cerebral calcification, nonarteriosclerotic This syndrome described in 1930 by T. Fahr is a genetic (inherited) neurological disorder characterized by…
- Thiamine Vitamin B1. Thiamine (vitamin B1) acts as a coenzyme in the metabolism of the body. Deficiency of thiamine…
- Xerophthalmia Dry eyes. Xerophthalmia can be associated with systemic diseases such as Sjogren' s syndrome, systemic lupus…
- Injury, cold Cold injuries include chilblains, 'trench foot,' and frostbite. Cold injuries occur with and without freezing…
- Crossed embolism Passage of a clot (thrombus) from a vein to an artery. When clots in veins break off (embolize) , they travel…
- Typhus, rat-flea See Typhus, murine
- SSPE Subacute sclerosing panencephalitis, a chronic brain disease of children and adolescents that occurs months…
- Heterotrisomy Trisomy of different chromosomes. The occurrence of two children in the same family, one with trisomy 18 and…