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).
Angiogram
An x-ray of blood vessels which can be seen because the patient receives an injection of dye to outline the vessels on the x-ray
Read the definitionRandom terms
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- Neck, wry Medically called spasmodic torticollis, or torticollis. The most common of the focal dystonias. In…
- Immunity, active Immunity, active: The production of antibodies against a specific agent by the immune system. Active immunity…
- Arrhythmias, ventricular Abnormal rapid heart rhythms (arrhythmias) that originate in the lower chambers of the heart (the…
- Diffuse toxic goiter Graves disease, the most common cause of hyperthyroidism (overactivity of the thyroid gland), with…
- Dipsophobia An abnormal and persistent fear of drinking alcohol. Sufferers of dipsophobia experience undue anxiety about…
- Learning disability Learning disability: A childhood disorder characterized by difficulty with certain skills such as reading or…
- Hemidiaphragm, elevated See: Elevated hemidiaphragm
- Protein-losing enteropathy A condition in which there is excessive loss of plasma protein into the intestine. Protein-losing enteropathy…
- Nerve, optic The optic nerve connects the eye to the brain. The optic nerve carries the impulses formed by the retina. The…
- Air-conditioner lung A form of the sick building syndrome caused by organisms that contaminate humidifiers and the piping of air…
- Osteogenesis imperfecta tarda See: Osteogenesis imperfecta type I.