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).
Aneurysm, racemose
An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an aneurysm, there is typically a bulge and the wall is weakened and may rupture. The word 'aneurysm' comes from the Greek 'aneurysma'…
Read the definitionRandom terms
Show more- Withdrawal symptoms Abnormal physical or psychological features that follow the abrupt discontinuation of a drug that has the…
- UBT Urea breath test
- Linus Pauling See: Pauling, Linus
- Pap test A screening test for cervical cancer based on the examination under the microscope of cells collected from…
- Insomnia, fatal familial See Fatal familial insomnia
- Southern tick-associated rash illness A disease characterized by a rash like that in Lyme disease, recognized in the southeastern and south-central…
- Venereal wart A wart that is confined primarily to the moist skin of the genitals. These warts are due to viruses belonging…
- Drugs, anti-angiogenesis These drugs, which include angiostatin and Endostatin, halt the process of developing new blood vessels…
- Cranial nerve, fifth The fifth cranial nerve is the trigeminal nerve. The trigeminal nerve is quite complex. It functions both as…
- EECP See: Enhanced external counterpulsation
- Galenic arteriovenous malformation See: Vein of Galen aneurysm
- Streptococcus pyogenes A common bacteria of the skin that causes strep throat (streptococcal pharyngitis), impetigo, other skin…