Standard Lemma guide

asystole

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • Recorded audio is listed in the source snapshot.

1

noun

Meaning 1

An absence of a systole; a failure of the heart to contract.

Definition source: English Wiktionary via Wiktextract

Topics: cardiology, medicine, pathology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: cardiac arrest, cardiopulmonary arrest, flatline

Antonyms: none provided

2

noun

Meaning 2

absence of systole; failure of the ventricles of the heart to contract (usually caused by ventricular fibrillation) with consequent absence of the heart beat leading to oxygen lack and eventually to death

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: cardiac arrest, cardiopulmonary arrest

Antonyms: none provided

Broader terms: pathology

History

Etymology

From a- + systole.

Across languages

Translations

17 source translations are retained for this English entry.

  • Catalan: asistòlia — absence of systole
  • Chinese Mandarin: 心跳停止 (xīntiào tíngzhǐ) — absence of systole
  • Finnish: sydämenpysähdys — absence of systole
  • Finnish: asystolia — absence of systole
  • French: asystole — absence of systole
  • French: asystolie — absence of systole
  • Greek: ασυστολία (asystolía) — absence of systole
  • Icelandic: sláttarstöðvun — absence of systole
  • Icelandic: samdráttarleysi í hjarta — absence of systole
  • Icelandic: rafleysa — absence of systole
  • Indonesian: asistol — absence of systole
  • Italian: asistolia — absence of systole
  • Polish: asystolia — absence of systole
  • Portuguese: assistolia — absence of systole
  • Romanian: asistolie — absence of systole
  • Russian: асистоли́я (asistolíja) — absence of systole
  • Spanish: asistolia — absence of systole