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).
Xen- (prefix)
Foreign or other. As in: > >Xenoantigen -- An antigen that is found in more than one species. >Xenograft -- A surgical graft of tissue from one species to an unlike species, genus or family. >Xenotransplantation -- Transplantation from one…
Read the definitionRandom terms
Show more- Operation, Blalock-Taussig A pioneering heart operation named after the American surgeon Alfred Blalock (1899-1964) and the pediatric…
- Cord, spinal See: Spinal cord
- Vallecula An anatomic term for a crevice, furrow or depression. There are a variety of valleculae including one in the…
- Intrinsic 1. An essential or inherent part of a something such as a structure.2. Coming from within, from the inside…
- Mild cognitive impairment Abbreviated MCI. A brain disorder in which thinking abilities are mildly impaired. Individuals with mild…
- Scalded skin syndrome A potentially serious side effect of infection with the Staph (Staphylococcus) bacteria that produces a…
- Shingles pain Shingles pain: Localized pain in the area of involvement of shingles. When such pain persists beyond one…
- Endometriosis interna Also known as adenomyosis (pronounced ad-den-o-mi-o-sis), this is a common benign condition of the uterus in…
- Ferroniere A jewel held to the forehead by a chain worn by women in France and Italy in the 16th century to hide the…
- Sylvius, aqueduct of A canal that communicates between the third and fourth ventricles in a system of four communicating cavities…
- Alcohol abuse Use of alcoholic beverages to excess, either on individual occasions ('binge drinking') or as a regular…
- Nutraceutical A food or part of a food that allegedly provides medicinal or health benefits, including the prevention and…