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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Glycine
An amino acid, one of the 20 building blocks of protein. A nonessential amino acid, glycine is part of many proteins, participates in purine synthesis, and is a neurotransmitter. Symbol: Gly
Read the definitionRandom terms
Show more- Sac, dural See: Dural sac
- Sinus tachycardia A fast heartbeat (tachycardia) because of rapid firing of the sinoatrial (sinus) node. The sinoatrial (or…
- Landslide injury Injury from a landslide or mudslide. A landslide is when masses of rock, earth, or debris move down a slope…
- Arrhythmias, slow Abnormally slow heart rhythms, medically termed bradycardia
- Inflammation A basic way in which the body reacts to infection, irritation or other injury, the key feature being redness…
- Sun protection factor (SPF) A number on a scale for rating sunscreens. SPF stands for Sun Protection Factor. SPF numbers on a package can…
- Stent, medicated See: Coated stent
- Spongiform Resembling a sponge in being soft and full of cavities, as in as in transmissible spongiform encephalopathy
- Syndrome, Rendu-Osler-Weber See: Hereditary hemorrhagic telangiectasia
- Corneal dystrophy, map-dot-fingerprint type A disorder in which the cornea (the normally clear front window of the eye) shows geographic map-like lines…
- Colon syndrome, nervous A common gastrointestinal disorder involving an abnormal condition of gut contractions (motility)…
- Ankle pain Pain in the ankle, a 'hinged' joint. Ankle pain is commonly due to a sprain or tendinitis. The severity of…