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).
Heroin
Semisynthetic drug derived from morphine. Discovered in 1874, it was introduced commercially in 1898 by the Bayer company in Germany. The name heroin was coined from the German heroisch meaning heroic, strong. Heroin is stronger (more…
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Show more- ApoA-I Milano A variant of apolipoprotein A-I identified in about 40 inhabitants of Limone sul Garde, a small town in rural…
- Disease, maple syrup urine See: Giant hypertrophic gastritis.
- Globus A word straight from the Latin, meaning (not unexpectedly) a globe or sphere. The word 'globus' is used in a…
- Kinetic With movement. The opposite of kinetic is akinetic. It means without movement. In neurology, kinetic and…
- Nephrosis Non-inflammatory, non-neoplastic disease of the kidney. Nephrosis an be caused by kidney disease, or it may…
- Syndrome, Reye A sudden, sometimes fatal, disease of the brain (encephalopathy) with degeneration of the liver, occurs in…
- PAS 1. Physician-assisted suicide. 2. Personal alert system (an alarm system for an elderly or infirm person). 3…
- Quarantine The period of isolation decreed to control the spread of infectious disease. Before the era of antibiotics…
- Subject As a noun:1. A branch of learning that forms a course of study. In medical school, one of the subjects…
- Corneal dystrophy, Fuchs endothelial A common adult-onset form of corneal dystrophy with autosomal dominant inheritance. The disorder is caused by…
- Weaver-Smith syndrome. See: Weaver syndrome
- Thiamine Vitamin B1. Thiamine (vitamin B1) acts as a coenzyme in the metabolism of the body. Deficiency of thiamine…