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).
Vitamin O
Not a true vitamin but rather a pricey health supplement that is composed largely of salt water (plus some germanium, a trace element dangerous to health). The US Federal Trade Commission (FTC) charged the manufacturer of Vitamin O with…
Read the definitionRandom terms
Show more- Food poisoning, Campylobacter Food poisoning, Campylobacter: Now the leading cause of bacterial food poisoning, caused by an Campylobacter…
- Gonadotropin, human chorionic See: Human chorionic gonadotropin
- Lichen planus Lichen planus: A common skin disease with small itchy pink or purple spots on the arms or legs. The lesions…
- Metagene A pattern of gene expression. Not an actual gene. 'We identified aggregate patterns of gene expression…
- Autotransplant The process of transplanting tissue from one part of the body to another in the same individual. The…
- Nephrolithiasis The process of forming a kidney stone, a stone in the kidney (or lower down in the urinary tract). Kidney…
- Saddle sore 1. Sore from riding on a saddle such as on a horse or bike. 2. A sore on a horse caused by an ill-fitting…
- Leukemia, lymphocytic A form of leukemia that has a sudden onset, lymphocytic leukemia starts in the bone marrow but often spreads…
- Superior A large vein that receives blood from the head, neck, upper extremities, and thorax and delivers it to the…
- Myocarditis, viral Inflammation of the muscles in the walls of the heart due to a viral infection. Among the offenders are dozen…
- Quickening The moment during pregnancy when the baby is first felt to move
- Med school Short informal term for medical school. (Medical schools are not often called med schools by medical…