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.
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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).
Optic glioma
A benign tumor on an optic nerve or the optic chiasm (the crossing of the two optic nerves). Optic gliomas are derived from glial cells and are classified as low-grade astrocytomas. They cause symptoms both by pressure and by destruction…
Read the definitionRandom terms
Show more- Dizygotic twin A twins who have shared a common uterine environment with its twin but is due to a different fertilized ovum…
- Hughlings Jackson See: Hughlings Jackson, John
- Back pain Pain felt in the low or upper back. There are many causes of back pain. Pain in the low back can relate to…
- Deficiency, glucose-6-phosphate dehydrogenase D): Deficiency of G6PD is the commonest disease-causing enzyme defect in humans affecting an estimated 400…
- Typhoon supplies kit One of a group of acute infections caused by rickettsiae, transmitted by arthropods (lice, fleas, mites), and…
- Cranium The upper portion of the skull, which protects the brain. The bones of the cranium include the frontal…
- Brachial neuritis Inflammation of nerves in the arm causing muscle weakness and pain
- Disease, Gaucher type 1 See Gaucher disease, type 1
- Marsh fever See malaria
- Human embryonic stem cell Stem cell: Also known as a human pluripotent stem cell, one of the 'cells that are self-replicating, are…
- Blindness, legal See: Legal blindness
- Gland, sudoriferous The sudoriferous (sweat) glands are small tubular structures situated within and under the skin (in the…