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).
Five-day fever
Fever: Also called trench fever, this is a disease borne by body lice that was first recognized in the trenches of World War I, when it is estimated to have affected more than a million people in Russia and on the fronts in Europe. Trench…
Read the definitionRandom terms
Show more- Fistula, anal See: Anal fistula
- Anemia and triphalangeal thumbs See: Aase-Smith syndrome II
- Primary cataract See: Cataract, primary
- Intraocular lens An artificial lens made of plastic, silicone, acrylic or other material that is implanted inside the eye…
- Taenia saginata The beef tapeworm. The most common of the big tapeworms that parasitizes people, contracted from infected raw…
- Pes cavus Literally a hollow foot, pes cavus is a foot with too high an arch
- Night sweats Night sweats: Severe hot flashes which occur at night and result in a drenching sweat. Night sweats can have…
- Seizure, focal motor See: Focal motor seizure
- Northern blot A technique in molecular biology, used mainly to separate and identify pieces of RNA. Called a Northern blot…
- Coloscopy See: Colonoscopy
- Proteus syndrome A disturbance of cell growth including benign tumors under the skin, overgrowth of the body, often more on…
- Photophobia Painful oversensitivity to light. For example, there is photophobia in measles (rubeola). Keeping the lights…