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).
Palsy, Bell's
Paralysis of the facial nerve, the nerve that supplies the facial muscles on one side of the face. The cause of paralysis of the facial nerve (the 7th cranial nerve) is often not known, but is thought to be due to a virus. The disease…
Read the definitionRandom terms
Show more- Pericardial effusion Too much fluid within the pericardium, the fibrous sac that surrounds the heart. The pericardium normally…
- Surveillance, Epidemiology, and Ends Results See: SEER
- Flatulence Excess gas in the intestinal tract. But excess flatulence is difficult to define without a yardstick to…
- Thermometer, ear A thermometer that registers body temperature via the ear canal. The ear thermometer was invented in 1964 by…
- Bundling A term employed by the FDA (the US Food & Drug Administration) that refers to the inclusion of multiple…
- Hip replacement, total Hip replacement, total: Surgery in which the diseased ball and socket of the hip joint are completely removed…
- Rubella immunization The standard MMR vaccine is given to prevent measles, mumps and rubella (German measles). The MMR vaccine is…
- Prostatodynia A type of inflammation of the prostate not due to bacterial infection and in which there are no objective…
- Precocious Unusually early development, whether it be of intellectual powers, speech, physical traits, etc. Precocious…
- Test, eye chart This test measures how well you see at various distances. The eye chart itself -- the usual one is called…
- Script An informal colloquial term for a prescription. Derived from prescription by removing both its beginning and…
- Shunt, ventriculoatrial A shunt that drains fluid from the cerebral ventricle into the right atrium of the heart