arrhythmia

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noun ar·rhyth·mia \ā-ˈrith-mē-ə\

Definition of arrhythmia

  1. :  an alteration in rhythm of the heartbeat either in time or force

Recent Examples of arrhythmia from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'arrhythmia'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of arrhythmia

New Latin, from Greek, lack of rhythm, from arrhythmos unrhythmical, from a- + rhythmos rhythm


First Known Use: circa 1860


Medical Dictionary

arrhythmia

play
noun ar·rhyth·mia \ā-ˈrith-mē-ə\

Medical Definition of arrhythmia

  1. :  an alteration in rhythm of the heartbeat either in time or force


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