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).
Macular
Pertaining to the macula. A macula is a small spot. A macula on the skin is a small flat spot while the macula in the eye is a small spot where vision is keenest in the retina. NTER> The macula of the retina, the light-sensitive layer of…
Read the definitionRandom terms
Show more- NCCAM National Coalition for Cancer Survivorship.
- PH meter A simple and speedy device to measure the acidity and alkalinity of a fluid. A pH meter acts as a volt meter…
- Reye syndrome Reye syndrome: A sudden, sometimes fatal, disease of the brain (encephalopathy) with degeneration of the…
- Aneurysm, thoracic An aneurysm situated within the thorax (chest). See: Aneurysm, aortic. An aneurysm is a localized widening…
- Heart, left The heart is composed functionally of two hearts - the right heart and the left heart. The left heart…
- Proband The family member through whom a family's medical history comes to light. For example, a proband might be a…
- Effects, fetal rubella The constellation of abnormalities, also called the rubella syndrome, caused by infection with the rubella…
- Fred L. Soper See: Soper, Fred L.
- Milwaukee brace One of the two main types of braces used to treat the lateral curve of the spine in scoliosis. This brace can…
- Period, incubation In medicine, the time from the moment of exposure to an infectious agent until signs and symptoms of the…
- Stress testing, exercise cardiac The exercise cardiac stress testing (ECST) is the most widely used cardiac (heart) screening test. The…
- Squamous-cell carcinoma See: Squamous cell carcinoma