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).
Interventricular septum
The stout wall separating the lower chambers (the ventricles) of the heart from one another. A hole in the interventricular septum is termed a ventricular septal defect (VSD)
Read the definitionRandom terms
Show more- Oligodendrocyte A type of cell in the central nervous system. The oligodendrocytes surround and insulate the long fibers (the…
- Pelvis The lower part of the abdomen located between the hip bones
- Blister beetle A blister beetle is one of a number of beetles that have historically been used in dried or powdered form for…
- Nummular eczema Coin-shaped patches of irritated skin-most common on the arms, back, buttocks, and lower legs that may be…
- Medium-chain acyl-CoA dehydrogenase An enzyme abbreviated as MCAD. See: MCAD deficiency
- CCK Cholecystokinin
- Deficiency, glucose-6-phosphate dehydrogenase D): Deficiency of G6PD is the commonest disease-causing enzyme defect in humans affecting an estimated 400…
- Ear piercing The practice of using a needle or needle gun to make holes through the ear lobe or other parts of the ear for…
- IL-10 Interleukin-10
- CME Stands for Continuing Medical Education. CME programs are intended, literally, to continue the medical…
- Coronary artery bypass graft Coronary artery bypass graft: Abbreviated CABG. A form of bypass surgery that can create new routes around…
- Diachronic study A study done over the course of time. For example, a longitudinal study of children with Down syndrome…