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).
Paracentesis
The removal of fluid from a body cavity using a needle, trocar, cannula, or other hollow instrument. A paracentesis may be diagnostic or therapeutic as, for example, in ascites where there is free fluid in the abdominal (peritoneal)…
Read the definitionRandom terms
Show more- Racemose A descriptive term for something that is in a cluster or bunch. From the Latin 'racemus' meaning 'a cluster…
- Grief, anticipatory See: Anticipatory grief
- Pulmonary alveolar proteinosis Lung disease characterized by progressive difficulty breathing (dyspnea) and cough due to the accumulation of…
- Distal The more (or most) distant of two (or more) things. For example, the distal end of the femur (the thigh bone)…
- Paralysis, vocal cord Paralysis, vocal cord: Inability of one or both vocal folds (vocal cords) to move. The paralysis is usually…
- Arms An appendage in anatomy and in clinical trials. See: Arm
- IDET Intradiskal electrothermal therapy, a procedure designed to relieve back pain due to damage to the disks…
- Bannayan syndrome A genetic disease characterized by macrocephaly (enlarged head), multiple lipomas (benign fatty tumors) and…
- Shunt, Blalock-Taussig A pioneering heart operation named after the American surgeon Alfred Blalock (1899-1964) and the pediatric…
- Deficiency, hexosaminidase A See: Tay-Sachs disease
- DNA molecules, recombinant A combination of DNA molecules of different origin that are joined using recombinant DNA technology
- Presbycusis Age-related hearing loss with gradually progressive inability to hear, especially high frequency sounds…