Home › Words › P › proarrhythmiaproarrhythmiaproarrhythmia · noun — cardiac arrhythmia typically initiated by a therapeutic drug.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom pro- + arrhythmia.nouncardiac arrhythmia typically initiated by a therapeutic drugDefinitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.arrhythmogenesis 64% match — The development or onset of arrhythmia vs proarrhythmia →arrhythmogenicity 63% match — The condition of being arrhythmogenic vs proarrhythmia →arrhythmogenic 61% match — Relating to arrhythmogenesis vs proarrhythmia →torsadogenic 60% match — That causes torsades de pointes vs proarrhythmia →antiarrhythmogenic 60% match — That counters arrhythmogenesis vs proarrhythmia →bradyarrhythmia 57% match — A combination of bradycardia and arrhythmia vs proarrhythmia →arrhythmology 57% match — The study, diagnosis and treatment of cardiac arrhythmia vs proarrhythmia →eproxindine 55% match — An antiarrhythmic drug. vs proarrhythmia →