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).
Altitude, acclimatization to
>The depth of respiration increases; >The pressure in the pulmonary arteries increases, forcing blood into portions of the lung which are normally not used at sea level; >We make more red blood cells to carry oxygen; >We make more of a…
Read the definitionRandom terms
Show more- Hypergraphic A person with hypergraphia, the insatiable urge to write
- Fabry disease A genetic disease due to deficiency of the enzyme alpha-galactosidase A. This enzyme is essential to the…
- Neurosyphilis Neurological complications in the third (tertiary) and final phase of syphilis, which involve the central…
- Saphenous vein, small The smaller of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Chandipura virus A virus that causes fever, symptoms similar to those of flu, and acute encephalitis (inflammation of the…
- Virus, Nipah A virus that infects pigs and people in whom it causes a sometimes fatal form of viral encephalitis (brain…
- Minimal residual disease Evidence for the presence of residual malignant cells, even when so few cancer cells are present that they…
- Structural genomics The study of the proteome, the three-dimensional structures of thousands upon thousands of proteins, in fact…
- Excess iron Iron overload can damage the heart, liver, gonads and other organs. Iron overload is a particular risk for: >…
- Tocolysis The delaying or inhibition of labor during the birth process
- X-ray 1. High-energy radiation with waves shorter than those of visible light. X-rays possess the properties of…
- Ankylosing spondylitis Ankylosing spondylitis: A type of arthritis that causes chronic inflammation of the spine and the sacroiliac…