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).
Defect, enzyme
An abnormality in the protein (enzyme) important in catalyzing a normal biochemical reaction in the body. Disorders result from a deficiency (or functional abnormality) of an enzyme. Archibald Garrod in 1902 was the first to attribute a…
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Show more- Thoracolumbosacral orthosis (TLSO) One of the two main types of braces used to correct the lateral (sideways) curve of the spine in scoliosis…
- Nosebleed, treatment of To stop a nosebleed, you should pinch all the soft parts of the nose together between your thumb and index…
- Intraventricular In the ventricle of the heart or brain.
- Idiocy, amaurotic familial An outdated term for Tay-Sachs disease (TSD) which is concisely defined by OMIM (Online Mendelian Inheritance…
- Pharmacogenomics The study of how variations in the human genome affect the response to medications. The older term…
- Androgen suppression Treatment designed to suppress or block the production of male hormones. Androgen suppression can be achieved…
- Human gene map The locations of the human genes. The location of each gene is called a locus (plural: loci). The total…
- DHRD Doyne honeycomb retinal dystrophy, an eye disease also known as malattia leventinese. See: Malattia…
- Elizabeth Kubler-Ross See: Kübler-Ross, Elisabeth
- Non-small cell lung cancer Lung cancer: Cancer of the lung which is not of the small cell carcinoma (oat cell carcinoma) type. The term…
- Otitis Inflammation of the ear. Depending upon which part of the ear is inflammed, there is otitis externa, otitis…
- Cortex The outer portion of an organ. The outer portion of the adrenal gland is called the adrenal cortex; the outer…