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).
Thoracic aneurysm
A local widening and bulging of a vessel (an aneurysm) within the thorax (chest). See: Aortic aneurysm. An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an aneurysm, there is typically a…
Read the definitionRandom terms
Show more- Antimicrobial agent A general term for drugs, chemicals, or other substances that either kill or slow the growth of microbes…
- Population, study See: Study population
- Diving injury An injury incurred from diving into water that is too shallow or has hidden hazards. These injuries may be to…
- Postherpetic neuralgia Localized pain in the area of involvement of shingles that persists beyond one month. The most common…
- Cyclic citrullinated peptide antibody See: Citrulline antibody
- Round window The membrane separating the inner ear and middle ear. The tympanum (eardrum) separates the middle ear and…
- Bruce N. Ames See: Ames, Bruce N.
- Choanae The plural of choana
- Hepatic vein One of the veins which drains blood from the liver
- Familial hypertrophic cardiomyopathy A genetic disorder of the heart characterized by increased growth (hypertrophy) in thickness of the wall of…
- Diverticulitis, treatment of acute Antibiotics are usually needed. Oral antibiotics are sufficient when symptoms are mild. Liquid or low fiber…
- Blastokinin See: Uteroglobin