Dictionary

arrhythmic

adjective ar·rhyth·mic \-mik\

Definition of ARRHYTHMIC

:  lacking rhythm or regularity <arrhythmic locomotor activity>
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Origin of ARRHYTHMIC

Greek arrhythmos
First Known Use: 1853
Medical Dictionary

arrhythmic

adjective ar·rhyth·mic \-mik\

Medical Definition of ARRHYTHMIC

1
:  lacking rhythm or regularity <arrhythmic locomotor activity>
2
:  of, relating to, characterized by, or resulting from arrhythmia <arrhythmic risk> <arrhythmic death>

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