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).
Bietti crystalline dystrophy
A genetic eye disease that leads to progressive night blindness and visual field constriction and is characterized by the formation of crystals in the cornea (the clear covering of the eye), yellow shiny deposits on the retina, and…
Read the definitionRandom terms
Show more- Diuretic Anything that promotes the formation of urine by the kidney. (The word 'diuretic' comes from a combination of…
- Immunization, German measles Measles: See Immunization, MMR
- Genome, Mus musculus All of the genetic information contained in Mus musculus, the laboratory mouse. The genomes of particular…
- Gliosis A process leading to scars in the central nervous system that involves the production of a dense fibrous…
- Pythagoras (Born c. 580 B.C.E.) Greek philosopher and mathematician who promoted health through a special vegetarian diet
- Brachytherapy Brachytherapy: Radiation treatment given by placing radioactive material directly in or near the target…
- Myelin The fatty substance that covers and protects nerves. Myelin is a layered tissue that sheathes the axons…
- Cheiroarthropathy A syndrome of limited joint mobility that occurs in patients with diabetes. Cheiroarthropathy is…
- Diphtheria Diphtheria: An acute infectious disease that typically strikes the upper respiratory tract including the…
- X-ray, PA An X-ray picture in which the beams pass from back-to-front (posteroanterior). By contrast an AP…
- Milzbrand Known also as anthrax, milzbrand is a serious bacterial infection. It is not primarily a human disease but…
- Hematuria, microscopic Blood in the urine that is visible only under a microscope. There is so little blood that it cannot be seen…