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).
Subcutaneous
Under the skin. 'Subcutaneous' implies just under the skin. With a subcutaneous injection, a needle is inserted just under the skin. A drug (for example, insulin) can then be delivered into the subcutaneous tissues. After the injection…
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Show more- Otitis externa Otitis externa: Infection of the skin covering the outer ear canal that leads in to the ear drum, usually due…
- Visual acuity The clarity or clearness of the vision, a measure of how well a person sees. The ability to distinguish…
- Bursitis, elbow Inflammation of the olecranon bursa, the bursa at the tip of the elbow is called the olecranon bursitis. A…
- Syndrome, Sjogren-Larsson The Sjogren-Larsson syndrome is a genetic (inherited) disease usually characterized by a triad of clinical…
- Silver bullet Or magic bullet. 1. The perfect drug to cure a disease with no danger of side effects. The term magic bullet…
- Antifungal agent A drug used to treat fungal infections. Examples of antifungal drugs include miconazole (MONISTAT) and…
- Acentric chromosome A fragment of a chromosome (one of the microscopically visible carriers of the genetic material DNA) that is…
- Gray matter The cortex of the brain which contains nerve cell bodies. The gray matter is in contrast to the white matter…
- Lycanthropy The delusion that one has become a wolf or the werewolf transformation. Werewolf myths were associated with…
- Amalgam In dentistry, an alloy of mercury, silver, tin, etc. used in dental restorations
- C-peptide A byproduct of insulin production, usually by the pancreas. The level of C-peptide is a gauge of how much…
- Right ventricle The lower right chamber of the heart that receives deoxygenated blood from the right atrium and pumps it…