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).
Positive end-expiratory pressure
The provision of oxygen under pressure by a mechanical respirator, a machine designed to improve the exchange of air between the lungs and the atmosphere. The device is basically designed for administering artificial respiration…
Read the definitionRandom terms
Show more- Myc- The plural of mycelium.
- Adenomatous polyposis coli See: APC (meaning 3)
- Region, regulatory A region of a chromosome that controls gene expression. In terms of DNA, it is a regulatory sequence
- Frenulum A small structure that has a restraining function. For example, the lingual frenulum attaches the tongue to…
- Granular leukocyte >Neutrophils have 'neutral' subtle granules; >Eosinophils have prominent granules that stain readily with the…
- Syndrome, Johnson-Stevens See: Stevens-Johnson syndrome.
- EOG Electro-oculography. A type of electrophysiologic retinal testing
- Thymus gland See: Thymus
- Elbow, cellulitis of the Inflammation of the skin around the elbow due to infection (cellulitis) commonly occurs as a result of…
- Pregnancy danger from fifth disease Caused by a virus known as parvovirus B 19. Symptoms include low-grade fever, fatigue, a 'slapped cheeks…
- Syndrome, Gerstmann-Straussler-Scheinker This condition is a primary problem of platelets in which the platelets lack the ability to stick adequately…
- MG (myasthenia gravis) Myasthenia gravis (MG): An autoimmune neuromuscular disorder characterized by fatigue and exhaustion of…