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).
Fluorescein angiography
A test to examine blood vessels in the retina, choroid, and iris of the eye. A special dye is injected into a vein in the arm and pictures are taken as the dye passes through the blood vessels in the eye. The dye is injected into a vein in…
Read the definitionRandom terms
Show more- I(17q) Symbol for: Isochromosome 17q
- Nephrotomogram A series of special x-rays of the kidneys. The x-rays are taken from different angles. They show the kidneys…
- Agency for Toxic Substances and Disease Registry An agency of the U.S. Department of Health and Human Services under the Public Health Service that works with…
- Burn Damage to the skin or other body parts caused by extreme heat, flame, contact with heated objects, or…
- Polio vaccine, Sabin The oral polio vaccine (OPV) developed by the Polish-born American microbiologist Albert Sabin (1906-93)
- Thrombophlebitis Inflammation of a vein that occurs when a blood clot forms
- Cholescintigraphy Cholescintigraphy: A diagnostic test in which a two-dimensional picture of a radiation source in the biliary…
- Headache, thunderclap A sudden and excruciatingly painful headache. Some doctors feel that in the absence of a known headache…
- Tapeworm, measly Taenia solium
- Moyamoya A pattern of progressive obstructive and occlusive cerebral arteritis (inflammation of the cerebral arteries…
- Anton Chekhov See: Chekhov, Anton
- Taint To poison, infect, or spoil