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).
Typhus, louse-borne
See: Typhus, epidemic
Read the definitionRandom terms
Show more- Aortic valve, bicuspid Whereas the normal aortic valve in the heart has three flaps (cusps) that open and close, a bicuspid valve…
- LQTS The long QT syndrome. See Long QT syndrome
- Brachial paralysis See: Brachial plexus palsy
- Recurrent trisomy Recurrence of trisomy, as when there are two or more children with trisomy in the same family. Recurrent…
- RU-486 The French abortion pill, also known as mifepristone. RU-486 has been used in combination with another drug…
- Nerve, sixth cranial The sixth cranial nerve is the abducent nerve, a small motor nerve that has one task: to supply a muscle…
- Isolate A group in which mating is always between members of the group. For example, the Amish.
- Renal infection in children See: Urinary tract infection in children
- Munchhausen syndrome by proxy A parenting disorder in which the parent either fabricates an illness or induces an illness in their child…
- Beta-agonist A bronchodilator medicine that opens the airways by relaxing the muscles around the airways that may tighten…
- Fraternal twin Twin: A twin who have shared a common uterine environment with its sibling. Fraternal twins are due to the…
- Scan, spiral CAT A conventional computerized axial tomography scan (CAT scan or CT scan) is an x-ray procedure which combines…