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).
Field, visual
The entire area that can be seen when the eye is directed forward, including that which is seen with peripheral vision. The visual field can be tested to measure the extent and distribution of the field of vision. The test may be done by a…
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Show more- Exophthalmos Protruding eyeball. A common finding in hyperthyroidism (too much thyroid hormone) of Graves disease
- TSC1 The tuberous sclerosis 1 gene. The product of the TSC1 gene is a protein called hamartin. This protein…
- Bursitis, aseptic A bursa is a closed fluid-filled sac that functions as a gliding surface to reduce friction between tissues…
- Anterior The front, as opposed to the posterior. The anterior surface of the heart is toward the breast bone (the…
- Nebulizer A device for administering a medication by spraying a fine mist into the nose. Also known as an atomizer
- Globus major The globus major is the head of the epididymis, the structure just behind the testis. The globus minor is the…
- Aberration (1) A deviation or irregularity. For example, a chromosome aberration is a deviation from the normal…
- COL2A1 The gene responsible for the production of the alpha1(II) chain of type II collagen. Mutations in the COL2A1…
- Chandipura virus A virus that causes fever, symptoms similar to those of flu, and acute encephalitis (inflammation of the…
- Magnesium excess Persons with impaired kidney function should be especially careful about their magnesium intake because they…
- Coloscopy See: Colonoscopy
- Retinal fundus The interior lining of the eyeball, including the retina (the light-sensitive screen), optic disc (the head…