anti-arrhythmic

adjective

an·​ti-ar·​rhyth·​mic ˌan-tē-(ˌ)ā-ˈrit͟h-mik  ˌan-ˌtī- 

variants or antiarrhythmic

medical

: counteracting or preventing cardiac arrhythmia

anti-arrythmic agents

antiarrhythmic noun

a calcium channel blocker commonly prescribed as an antiarrhythmic

Word History

First Known Use

1954, in the meaning defined above

Medical Definition

antiarrhythmic

1 of 2 adjective

an·​ti·​ar·​rhyth·​mic -(ˌ)ā-ˈrit͟h-mik 

variants or anti-arrhythmic also antiarrhythmia or anti-arrhythmia

-(ˌ)ā-ˈrit͟h-mē-ə 

: controlling, inhibiting, or preventing cardiac arrhythmia

an antiarrhythmic drug

antiarrhythmic therapy

antiarrhythmic

2 of 2 noun

variants also anti-arrhythmic

: an agent (as a beta-blocker or calcium channel blocker) that controls, inhibits, or prevents cardiac arrhythmia