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).
Pump-oxygenator
A machine that does the work both of the heart (pump blood) and the lungs (oxygenate the blood). Used, for example, in open heart surgery. Blood returning to the heart is diverted through the machine before returning it to the arterial…
Read the definitionRandom terms
Show more- Iodine excess Just as too little iodine can cause thyroid disease, so may prolonged intake of too much iodine also lead to…
- Alcoholism Physical dependence on alcohol to the extent that stopping alcohol use will bring on withdrawal symptoms. In…
- Rehydrate To restore lost water to the body tissues and fluids. Prompt rehydration is imperative whenever dehydration…
- Ophthalmoplegia with myopathy See: Kearns-Sayre syndrome
- Fear of going to bed An abnormal and persistent fear of going to bed. Sufferers of this fear experience anxiety even though they…
- Mucopolysaccharidosis type I Hurler syndrome, Scheie syndrome, and Hurler-Scheie syndrome. All three of these syndromes are due to varying…
- Psoriasis, erythrodermic A particularly inflammatory form of psoriasis that often affects most of the body surface. It is the least…
- Learning disability Learning disability: A childhood disorder characterized by difficulty with certain skills such as reading or…
- Dizygotic twin A twins who have shared a common uterine environment with its twin but is due to a different fertilized ovum…
- SPD calcinosis Striopallidodentate (SPD) calcinosis, a condition first described in 1930 by T. Fahr and therefore called…
- Split personality Multiple personality disorder, a neurosis in which the personality becomes dissociated into two or more…
- Fever, dengue hemorrhagic (DHF) A syndrome due to the dengue virus that tends to affect children under 10, causing abdominal pain, hemorrhage…