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).
Syndrome, Reye
A sudden, sometimes fatal, disease of the brain (encephalopathy) with degeneration of the liver, occurs in children (most cases 4-12 years of age), comes after the chickenpox (varicella) or an influenza-type illness, is also associated…
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Show more- Oscillopsia Oscillating vision. Swinging vision. In oscillopsia, objects seem to swing, move back and forth, jerk, or…
- Congenital achromatopsia, Pertaining to the conjunctiva, the clear moist membrane that covers the inner surfaces of the eyelids and the…
- Delta cell, pancreatic A type of cell in the pancreas (the organ of the digestive system located behind the stomach). Within the…
- CD95 See: FAS gene
- ZNF9 A gene that encodes a protein called zinc finger protein 9. An inherited mutation in ZNF9 causes type 2…
- Ear, inner There are three sections of the ear. They are the external ear, the middle ear, and the inner ear. The inner…
- Teres minor muscle >The teres minor muscle; >The infraspinatus muscle, which (like the teres minor) helps in the outward turning…
- Nolvadex (tamoxifen) Tamoxifen): An antiestrogen (a drug that blocks the effects of estrogen) which competes with estrogen for…
- Neck dissection A surgical procedure in which the neck is opened -- to 'dissect' means to 'cut apart' -- in order to…
- Hepatitis, viral Liver inflammation caused by viruses. Specific hepatitis viruses have been labeled A, B, C, D, E, F, and G…
- Codes, drug caution Abbreviations on medications that indicate caution. While not a part of the historical heritage of ancient…
- Acid, trans fatty An unhealthy substance, also known as trans fat, made through the chemical process of hydrogenation of oils…