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).
Leaded petrol
See: Tetraethyl lead
Read the definitionRandom terms
Show more- ZAP-70 Zeta-chain-associated protein kinase 70. A member of the protein tyrosine kinase family, ZAP-70 is normally…
- Progressive supranuclear palsy Progressive supranuclear palsy: A neurologic disorder of unknown origin that gradually destroys cells in many…
- Afterbirth The placenta + the fetal membranes that are normally expelled from the uterus after the birth of the baby…
- XRT Medical abbreviation for radiotherapy
- EOS The gene for familial eosinophilia. EOS has been mapped to chromosome region 5q31-33 containing the cytokine…
- Torticollis, congenital A deformity of the neck that is evident at birth. It is due to shortening of the neck muscles. Congenital…
- Error, alpha The statistical error (said to be 'of the first kind' or type I) made in testing an hypothesis when it is…
- Dementia, MELAS Dementia, MELAS: MELAS is the acronym for Mitochondrial Encephalopathy, Lactic Acidosis, and Strokelike…
- Selenosis Selenium poisoning. Selenium posioning may be acute (short-term) or chronic (long-term). The effects of acute…
- Enzyme, restriction An enzyme from bacteria that can recognize specific base sequences in DNA and cut the DNA at that site (the…
- Tinea capitis A superficial fungus infection of the skin, affecting the scalp. Also known as ringworm. This disorder occurs…
- Double helix The structure of DNA with the two strands of DNA spiraling about one other. The double helix looks something…