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).
Red cells
Short for red blood cells, the oxygen/carbon dioxide carrying cells in blood. Also known acronymically as RBC's, red corpuscles or erythrocytes (literally, red hollow vessels)
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- Hypergraphia The driving compulsion to write; the overwhelming urge to write. Hypergraphia may compel someone to keep a…
- Jaundice, hemolytic Jaundice, hemolytic: Jaundice caused by destruction of red blood cells. This can be an inborn condition…
- Contact eczema A localized reaction that includes redness, itching, and burning where the skin has come into contact with an…
- Carbohydrate intake, infant Carbohydrates (glucose, lactose, sucrose, galactose, etc.) are sugars or several sugars linked together…
- Schistosoma mansoni A species of trematode worm that parasitizes humans and that (like S. japonicum) causes liver and…
- Herpes zoster Also called shingles, zona, and zoster. The culprit is the varicella-zoster virus. Primary infection with…
- Absence of the nipple Medically called athelia, this is a rare condition but it is common in certain conditions. Athelia tends to…
- Cancer, esophagus See: Esophageal cancer
- Open cholecystectomy Cholecystectomy: Surgery in which the abdomen is opened to permit cholecystectomy -- removal of the…