MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
Infection, hospital-acquired
An infection caught while hospitalized. The medical term for a hospital-acquired infection is 'nosocomial.' Most nosocomial infections are due to bacteria. Since antibiotics are frequently used within hospitals, the types of bacteria and…
Read the definitionRandom terms
Show more- Syphilis test, VDRL A blood test for syphilis (VDRL stands for Venereal Disease Research Laboratory) that detects an antibody…
- Metabolism, inborn error of A heritable disorder of the biochemistry of the4 body. Examples of inborn errors of metabolism include…
- Polony A tiny colony of DNA, about one micron in diameter. The word 'polony' is a contraction of 'polymerase…
- MCD Abbreviation (not only for McDonald's but also) for a number of entities in medicine including minimal change…
- Neuropathy, hypoglossal See: Hypoglossal neuropathy
- Critical incident stress management Cross-shaped. "Cruciate" comes from the Latin "crux" which means "cross". (That is the crux of this matter)…
- Premacular fibrosis See: Macular pucker
- Pernicious anemia Pernicious anemia: A blood disorder caused by inadequate vitamin B12 in the blood. Patients who have this…
- Pulse, water hammer A jerky pulse that is full and then collapses because of aortic insufficiency (when blood ejected into the…
- Monoclonal Pertaining to a single clone of cells, a single cell and the progeny of that cell. As opposed to polyclonal…
- SPF Protection factor): A number on a scale for rating sunscreens. SPF stands for Sun Protection Factor. SPF…
- Stricture of the esophagus, chronic A narrowing or closure of the normal opening of the swallowing tube leading to the stomach, usually caused by…