English Lexicon

Asystole

/eɪˈsɪstəli/
nounCEFR C2 (Proficient)Top #45000 frequency
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Comprehensive Definitions & Senses

1 sense
As noun
  1. 1

    A state of no cardiac electrical activity, hence no contractions of the myocardium and no cardiac output or blood flow.

    "The cardiac monitor showed persistent asystole, prompting immediate administration of epinephrine and chest compressions."

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Linguistic Origin & Historical Etymology

Derived from Modern Latin, formed from the Greek prefix a- meaning 'without', the Greek noun systolē meaning 'a drawing together or contraction', derived from systellein. It entered medical terminology in the late 19th century to describe the cessation of cardiac muscular contraction.

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