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).
Lymphadenitis, regional
Cat scratch disease, a mild flu-like infection, with swollen lymph nodes (lymphadenitis) and mild fever of short duration, due to cat scratches, especially from kittens. There is usually a little bump (a papule) which may be pus-filled (a…
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Show more- Mycobacterium avium A slow-growing bacterium found in the soil and in dust particles that causes tuberculosis in birds and swine…
- Lower leg The lower leg is the bottom segment of the leg: the part below the knee. The lower leg contains two long…
- Epidural hematoma A hematoma between the cranium (skull) and the brain's tissue-like covering, which is known as the dura…
- VEGF Vascular endothelial growth factor, a substance made by cells that stimulates the formation of new blood…
- IAVI International AIDS Vaccine Initiative. A remarkable example of a global not-for-profit organization working…
- Allele An alternative form of a gene. One of the different forms of a gene that can exist at a single locus (spot on…
- Implant 1. To embed; to set in firmly. In embryology, the fertilized egg implants in the uterine lining 6 or 7 days…
- Finished DNA sequence A DNA sequence in which the bases are identified to an accuracy of no more than 1 error in 10,000 and are…
- Prostaglandin F2-alpha One of the prostaglandins, a group of hormone-like substances that participate in a wide range of body…
- Patellar ligament See: Patellar tendon
- Multiple system failure The failure of two or more systems in the body as, for example, the cardiovascular and renal systems…
- Curable Amenable to a cure, capable of being cured, to being healed and made well. Most skin cancers, fortunately…