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).
Infection
The growth of a parasitic organism within the body. (A parasitic organism is one that lives on or in another organism and draws its nourishment therefrom.) A person with an infection has another organism (a 'germ') growing within him…
Read the definitionRandom terms
Show more- Parenchyma The key elements of an organ essential to its functioning, as distinct from the capsule that encompasses it…
- Auscultate To listen to the sounds made by the internal organs of the body for diagnostic purposes. For example, nurses…
- Reticulocytosis An elevation in the number of reticulocytes (young red blood cells) in blood, a sign of unusually rapid red…
- Sore throat Sore throat: Pain in the throat. Sore throat may be caused by many different causes, including inflammation…
- Promoter In molecular biology, a site on DNA to which the enzyme RNA polymerase can bind and initiate the…
- Cardiomyopathy Disease of the heart muscle (the myocardium). From the Greek roots: 'cardio-', heart + 'mys', muscle +…
- Genome, cow See: Bovine genome
- Presbycusis Age-related hearing loss with gradually progressive inability to hear, especially high frequency sounds…
- HEOD The abbreviation for the scientific name of the insecticide dieldrin. (The scientific name for dieldrin…
- WPW syndrome Abbreviation for the Wolff-Parkinson-White syndrome, a condition caused by an abnormality in the electrical…
- Overactive bladder Overactive bladder: A sudden involuntary contraction of the muscular wall of the bladder causing urinary…
- Anatomy in the Bible There are in the Bible but few direct references to the internal organs. Biblical poetry, however, abounds…