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- Genitalia, female See: Female genitalia
- Blalock-Taussig operation A pioneering heart operation named after the American surgeon Alfred Blalock (1899-1964) and the pediatric…
- STOP (selective tubal occlusion procedure) A nonsurgical form of permanent birth control in which a physician inserts a 4-centimeter (1.6 inch) long…
- Subluxation of the radial head See: Nursemaid's elbow
- Cataplexy A debilitating medical condition in which a person suddenly feels weak and collapses at moments of strong…
- Saphenous vein, large The larger of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Synesthete A person with synesthesia, a condition in which the normally separate senses are not separate. Sight may…
- Nondisjunction Failure of paired chromosomes to disjoin (separate) during cell division so that both chromosomes go to one…
- Regional enteritis Crohn's disease, a chronic inflammatory disease of the intestine primarily in the small and large intestines…
- Recrudescence Reappearance of a disease after it has been quiescent. A new outbreak or the return of a disease. As, for…
- LDL (low-density lipoprotein) A molecule that is a combination of lipid (fat) and protein. Lipoproteins are the form in which lipids are…
- Syndrome, hypoplastic left heart A form of congenital heart disease in which the whole left half of the heart (including the aorta , aortic…