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).
Atresia, biliary
Congenital absence or closure of the major bile ducts, the ducts that drain bile from the liver. Biliary atresia results in a progressive inflammatory process which may lead to cirrhosis of the liver. The infant looks normal at birth but…
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Show more- MCAD deficiency Deficiency of an enzyme that makes it impossible to digest certain kinds of fat. MCAD stands for medium-chain…
- Aromatase inhibitor A drug that inhibits the enzyme aromatase and by that means lowers the level of the estrogen estradiol…
- Electrocoagulation A test that measures the electrical potentials generated in the inner ear in response to stimulation by…
- Body type A somewhat old-fashioned term used to classify the human shape into three primary types: ectomorphic…
- Roentgen ray Term coined around 1890 that preceded X-ray and is now synonymous with it. Named for Wilhelm Roentgen, a…
- Internal genitalia, female See: Female internal genitalia
- Dental Association, American (ADA) The mission statement of the ADA reads as follows: 'The ADA is the professional association of dentists…
- Carotid artery A key artery located in the front of the neck though which blood from the heart goes to the brain. There are…
- Prosthesis An artificial substitute or replacement of a part of the body such as a tooth, eye, a facial bone, the…
- Gestational diabetes Gestational diabetes: See: Diabetes, gestational.
- Electron beam computerized tomography (EBCT) A new (and controversial) noninvasive test for the detection of coronary artery disease (CAD). EBCT, or…
- Commensal 1. Living in a relationship in which one organism derives food or other benefits from another organism…