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).
Bruise
A bruise or 'contusion' is an traumatic injury of the soft tissues which results in breakage of the local capillaries and leakage of red blood cells. In the skin it can be seen as a reddish-purple discoloration that does not blanch when…
Read the definitionRandom terms
Show more- Serum glutamic pyruvic transaminase (SGPT) An enzyme that is normally present in liver and heart cells. SGPT is released into blood when the liver or…
- Syndrome, paraneoplastic See: Paraneoplastic syndrome
- Insemination, heterologous A procedure in which a fine catheter (tube) is inserted through the cervix (the natural opening of the…
- Chargaff rule The rule that in DNA there is always equality in quantity between the bases A and T and between the bases G…
- Case-fatality percentage See: Case-fatality proportion
- LAAM Levo-alpha acetyl methadol, an alternative to methadone that blocks the effects of opiates for up to 72 hours…
- Corneal dystrophy, Fuchs endothelial A common adult-onset form of corneal dystrophy with autosomal dominant inheritance. The disorder is caused by…
- Giardiasis Infection with Giardia lamblia
- Bronchi The large air tubes leading from the trachea to the lungs that convey air to and from the lungs. The bronchi…
- Acute renal failure Sudden and often temporary loss of kidney function. Also called acute kidney failure. As opposed to chronic…
- Selenium poisoning Poisoning from selenium, a naturally occurring substance that is toxic at high concentrations but is also a…
- Journal of the American Medical Association A medical journal sponsored by the National Cancer Institute (NCI), one of the National Institutes of Health…