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).
Pancreas, annular
An abnormal ring of pancreatic tissue that encircles the duodenum and often causes intestinal obstruction. Nausea and vomiting are the usual symptoms and reflect the intestinal obstruction. Complete obstruction is usually evident in the…
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Show more- Steatohepatitis Fatty inflammation of the liver, usually in alcoholics. Steato- refers to fat and -hepatitis to inflammation…
- Cataplasm A poultice or plaster. A soft moist mass, often warm and medicated, that is spread over the skin to treat an…
- Intracranial hematoma A hematoma (a collection of blood) within the cranium (skull). The bleed may or may not be within the brain…
- Syndrome, TAR TAR stands for Thrombocytopenia (low blood platelets) and Aplasia (absence) of the Radius (the long bone on…
- Peripheral vascular disease Peripheral vascular disease: A disease of blood vessels outside the heart. Peripheral vascular disease (PVD)…
- Syphilis, tertiary The third stage of syphilis, in which the syphilis spirochetes infect the brain and other organs of the body…
- False positive A result that is erroneously positive when a situation is normal. An example of a false positive: a…
- Silicatosis See: Silicosis
- Hepatico- A combining form used before a consonant to indicate a relationship to a hepatic duct or the liver. From the…
- Echinococcosis Parasitic disease caused by the larval stage of the tapeworm Echinococcus. There are three forms of…
- Cider vinegar diet The cedar vinegar diet is a weight loss plan based upon the consumption of one, two, or three teaspoons of…
- Nose The external midline projection from the face. The purpose of the nose is to warm, clean, and humidify the…