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).
Vein of Galen aneurysm
A congenital malformation of blood vessels of the brain. Specifically, an arteriovenous (AV) malformation in which blood shunts from cerebral arteries into a dilated vein of Galen (an internal cerebral vein). In newborns this shunt can…
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Show more- Asthma, exercise-induced Asthma, exercise-induced: Asthma that is 'triggered' by vigorous physical activity. Exercise-induced asthma…
- Flail chest When enough ribs are broken (usually from a crush injury) to compromise the rigidity of the chest wall. On…
- Sugar Busters diet The Sugar Busters diet is a weight loss plan based upon restriction of sugar intake. The diet is based upon…
- Allele An alternative form of a gene. One of the different forms of a gene that can exist at a single locus (spot on…
- Syphilis test, RPR Rapid plasma reagin, a blood test for syphilis that looks for an antibody that is present in the bloodstream…
- EBCT (electron beam computerized tomography) A new (and controversial) noninvasive test for the detection of coronary artery disease (CAD). EBCT, or…
- Flu, Spanish See: Spanish flu
- Water 1. A tasteless odorless colorless liquid with the chemical formula H2O.2. The liquid which forms rain…
- Eleventh cranial nerve The eleventh cranial nerve is the accessory nerve. The twelve cranial nerves, the accessory nerve included…
- QHC Qualified health claim
- Paraplegia Paralysis of the lower part of the body including the legs. As in flaccid or spastic paraplegia. The suffix…
- Laryngectomy, partial A surgical procedure on the voice box designed to preserve the voice. The surgeon removes part of the voice…