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).
Human herpesvirus 6
A herpes virus that apparently lies dormant in many people, human herpesvirus 6 is most likely to cause problems when the immune system is compromised by disease, as in AIDS patients, or by deliberate immune suppression, as in organ…
Read the definitionRandom terms
Show more- Radiology, interventional The use of image guidance methods to gain access to the deepest interior of most organs and organ systems…
- Abscess, peritonsillar See: Peritonsillar abscess
- Perfluorooctanoic acid PFOA. See: Perfluorinated acid
- Sinusitis Sinusitis: Sinusitis is inflammation of the lining membrane of any of the hollow areas (sinuses) of the bone…
- Nipah virus A virus that infects pigs and people in whom it causes a sometimes fatal form of viral encephalitis (brain…
- Fire ants Originally from S. America. Among the worst insect pests ever to invade the US. Red or yellowish ants of…
- Retinol >Beta carotene: An antioxidant which protects cells against oxidation damage that can lead to cancer. Beta…
- Daily Prayer of a Physician A prayer that is said to have been written by the 12th-century physician-philosopher Moses Maimonides. Like…
- Palsy Paralysis, generally partial, whereby a local body area is incapable of voluntary movement (motor function)…
- Snoreplasty, injection An injection of a chemical called sodium tetradecyl sulfate that promotes stiffening of the soft palate by…
- Queasy A feeling of nausea
- Erosion An erosion is an eating away of a surface. ('Erodere' in Latin means to eat out.) For example, a skin erosion…