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).
Drain, Penrose
See: Penrose drain
Read the definitionRandom terms
Show more- Sunscreen A substance that blocks the effect of the sun's harmful rays. Using lotions that contain sunscreens can…
- Heart conduction system The electrical conduction system that controls the heart rate. This system generates electrical impulses and…
- Arbitration agreement The patient waives the right to sue the doctor and, instead, submit any dispute to arbitration. Arbitration…
- Palpate To touch or feel. For example, the edge of an enlarged liver may be palpated below the rib cage. From the…
- Otitis externa Otitis externa: Infection of the skin covering the outer ear canal that leads in to the ear drum, usually due…
- Stroke index A cardiodynamic measure. Stroke volume is the amount of blood the left ventricle ejects in one beat, measured…
- Intestine, small The tubelike organ that receives the products of digestion from the stomach. It has three parts, the…
- Complete blood count Complete blood count: A set values of the cellular (formed elements) of blood. These measurements are…
- Elbow subluxation See: Nursemaid's elbow
- Dystrophic epidermolysis bullosa A blistering skin condition inherited in both autosomal dominant and recessive manners and in which the…
- Cancer, myeloma A bone marrow cancer involving a type of white blood cell called a plasma (or myeloma) cell. The tumor cells…
- Robust In statistics, a term applied to a test or procedure that is not seriously disturbed by violations of the…