MedicalVocabulary.org
Medical vocabulary with 16,436 clear, complete and reliable definitions.
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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).
GI
1. In medicine, commonly used abbreviation for gastrointestinal, referring collectively to the stomach and the small and large intestine.2. Outside of medicine, GI may stand for galvanized iron, general issue or government issue (as in GI…
Read the definitionRandom terms
Show more- Long-term care facility A facility that provides rehabilitative, restorative, and/or ongoing skilled nursing care to patients or…
- Pseudo-Hurler polydystrophy A rare genetic disease that is passed on via an autosomal recessive gene. It is characterized by abnormal…
- Creatine A compound the body synthesizes (makes) and then utilizes to store energy. The storage of energy occurs when…
- Typhus, louse-borne See: Typhus, epidemic
- Ectodermal dysplasia A genetic disorder in which there is abnormal development of the skin and associated structures (the hair…
- Red eye Also called conjunctivitis. Redness or irritation of the conjunctivae, the membranes on the inner part of the…
- Membranous nephropathy A frequent type of primary glomerular disease -- a disease affecting the glomerulus, the tiny ball-shaped…
- Phenocopy 1. An environmental condition that imitates (copies) one produced by a gene. 2.The person who has an…
- Infiltrating ductal carcinoma of the breast Breast: Infiltrating ductal carcinoma is one of several recognized specific patterns of cancer of the breast…
- Enzyme replacement A strategy designed to replace missing enzyme activity in a patient. This strategy currently involves the…
- OCPD Obsessive-compulsive personality disorder
- Amyotrophic lateral sclerosis 8 ALS8. A form of amyotrophic lateral sclerosis (ALS) inherited in an autosomal dominant manner due to mutation…