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).
Chronic renal failure
Slow progressive loss of kidney function over the span of years, resulting in permanent kidney failure. Chronic kidney disease is common and may go undiagnosed until the process is far advanced and renal failure is on the horizon. People…
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Show more- Liposarcoma A malignant tumor that arises in fat cells in deep soft tissue, such as that inside the thigh. Most frequent…
- Molecule The smallest unit of a substance that can exist alone and retain the character of that substance.
- Syndrome, Pagon See: Pagon syndrome
- Ventricular assist device A mechanical pump that takes over the function of the damaged ventricle of the heart and restores normal…
- Esophageal reflux A condition wherein stomach contents regurgitate or back up (reflux) into the esophagus (a long cylindrical…
- Infection, roundworm Infection from a type of parasitic worm that hatches in the intestines and lives there. The eggs of the…
- Otopharyngeal tube The tube that runs from the middle ear to the pharynx, known also as the Eustachian tube. The function of…
- Feces The medical and scientific term for the 'excrement discharged from the intestines.' The word 'feces' (or its…
- Red yeast rice Rice that has been fermented by the red yeast, Monascus purpureus. Red yeast rice has long been used in…
- Hyperkalemia Hyperkalemia: Elevated blood potassium. Potassium is the major positive ion (cation) found inside of cells…
- Deuteranopia Colorblindness of the red-green type, also known as deuteranomaly or Daltonism. The term 'Daltonism' is…
- Gastroenterology The medical specialty devoted to the study, diagnosis and treatment of disorders of the digestive system…