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).
Meningococcal vaccine
Meningococcal vaccine: A vaccine to prevent meningococcal infection, including meningococcal meningitis, an inflammation of the membranes that cover the brain and spinal cord. Meningococcal infection is caused by the bacterium Neisseria…
Read the definitionRandom terms
Show more- Fracture, open A fracture in which the bone is sticking through the skin. Also called a compound fracture. NTER> A fracture…
- Tonsil stone A tiny stone (calculus) in the tonsils. These stones, called tonsilloliths, are found within little pockets…
- Small intestine The part of the digestive tract that extends from the stomach to the large intestine
- Disease, Crohn A chronic inflammatory disease primarily involving the small and large intestine but which can affect other…
- Sodium perchlorate See: Perchlorate
- CCD (Central core disease of muscle) One of the conditions that produces 'floppy baby' syndrome. CCD causes hypotonia (floppiness) in the newborn…
- Phen-Fen The once-popular diet-drug combination of fenfluramine and phentermine that, amidst much media attention, was…
- Gluten enteropathy A condition, also called celiac sprue, in which the absorption of food nutrients through the small intestine…
- MPO Myeloperoxidase
- Rheumatoid arthritis, systemic-onset juvenile See: Arthritis, systemic-onset juvenile rheumatoid
- Cancer symptoms Cancer symptoms: Abnormal sensations or conditions that persons can notice that are a result of a cancer. It…
- Sun poisoning 1. A nonscientific term sometimes used to refer to the serious and even potentially fatal symptoms of severe…