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).
Costochondritis
Costochondritis is inflammation of the cartilage of the chest wall, usually involving that which surrounds the breast bone (sternum). It causes local pain and tenderness of the chest around the sternum.
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- Great saphenous vein The larger of the two saphenous veins, the principal veins that run up the leg superficially (near the…
- Gastroscope A flexible, lighted instrument that is put through the mouth and down the esophagus to view the stomach…
- Diabetic coma Coma in a diabetic due to the buildup of ketones in the bloodstream. Ketones are a product of metabolizing…
- Positive-strand RNA virus Also known as a sense-strand RNA virus, a virus whose genetic information consists of a single strand of RNA…
- Triglycerides The major form of fat. A triglyceride consists of three molecules of fatty acid combined with a molecule of…
- Hypoventilation The state in which a reduced amount of air enters the alveoli in the lungs, resulting in decreased levels of…
- Alkaloid, vinca See: Vinca alkaloid
- Diet, Mediterranean See: Mediterranean diet
- SAD A sore on a horse caused by an ill-fitting saddle. Also called a saddle sore.
- Fear of the dark Pathological fear of the dark, an abnormal and persistent dread of the dark. Sufferers experience undue…
- Walleyed 1. Having exotropia -- divergent strabismus -- in which the eyes turn outward away from the nose. The…