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).
Retrosternal
Behind the sternum (the breastbone)
Read the definitionRandom terms
Show more- Antielastase An inhibitor of the action of the enzyme elastase. Alpha-1 antitrypsin is an antielastase. Also called an…
- Pneumothorax Pneumothorax: Free air in the chest outside the lung. Pneumothorax can occur spontaneously ('out of the…
- Plasma cell A type of white blood cell that produces and secretes antibodies. A plasma cell is a fully differentiated…
- Poison oak Poison oak is a form of 'contact dermatitis' or inflammation of the skin resulting from chemicals produced…
- Commotio cordis Sudden cardiac arrest from a blunt, nonpenetrating blow to the chest. The basis of the cardiac arrest is…
- Chasing the dragon A practice of heroin use involving heating heroin and then inhaling it. Some heroin users have gone to this…
- Tibial muscular dystrophy See: Muscular dystrophy, tibial
- Carcinoma, ampullary Cancer of a structure called the ampulla of Vater, a small muscle located at the junction where the common…
- Xanthoma tuberosum Xanthoma that clusters near joints. It is associated with lipid disorders, cirrhosis of the liver, and…
- PARK6 Familial Parkinson disease type 6
- Breastfeeding Breastfeeding: Feeding a child human breast milk. According to the American Academy of Pediatrics, human…
- Eyelid granulation See Blepharitis