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).
Xeno- (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 an unlike species, genus or family. >Xenotransplantation -- Transplantation from one…
Read the definitionRandom terms
Show more- Stargardt disease An hereditary eye disease that is one of the most frequent causes of macular degeneration in childhood. (The…
- Amygdaloid complex See: Amygdaloid nucleus
- Vitamin D3 A vitamin produced by the body when exposed to ultraviolet light or obtained from dietary sources. Vitamin D3…
- Pycnodysostosis Pycnodysostosis: An inherited disorder of the bone that causes short stature and abnormally dense brittle…
- Ginseng An herb that has been used to stimulate the adrenal gland and thereby increase energy. It also may have some…
- P.o. Abbreviation meaning by mouth, orally (from the Latin 'per os', by mouth). One of a number of hallowed…
- Drug, antiviral An agent that kills viruses or suppresses their replication and, hence, inhibits their capability to multiply…
- Tobacco A South American herb, formally known as Nicotiana tabacum, whose leaves contain 2-8% nicotine and serve as…
- Portable generator safety Safety, an essential matter in using a portable residential or recreational generator. Portable residential…
- Tendon The tissue by which a muscle attaches to bone. A tendon is somewhat flexible, but fibrous and tough. When a…
- Buschke scleredema See: Scleredema
- Morphine A powerful narcotic agent with strong analgesic (painkilling) action and other significant effects on the…