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
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UK:/diːˌfɪbɹɪˈleɪʃən/
1
noun
Meaning 1
The stopping of the fibrillation of the heart in order to restore normal contractions, especially by the use of an electric shock.
Definition source: English Wiktionary via Wiktextract
Usage: countable, uncountable
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
treatment by stopping fibrillation of heart muscles (usually by electric shock delivered by a defibrillator)
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: medical care, medical aid
History
Etymology
Etymology tree Proto-Indo-European *de Proto-Indo-European *-h1 Proto-Indo-European *déh1 Proto-Italic *dē Latin dē Latin dē-der. English de- English fibrilla Proto-Indo-European *-tis Proto-Indo-European *-Hō Proto-Indo-European *-tiHō Proto-Italic *-tiō Latin -tiō Latin -ātiōlbor. Old French -ationbor. Middle English -acioun English -ation English fibrillation English defibrillation From de- + fibrillation.
Across languages
Translations
10 source translations are retained for this English entry.
Catalan:
desfibril·lació
— stopping of the fibrillation of the heart
French:
défibrillation
— stopping of the fibrillation of the heart
German:
Defibrillation
— stopping of the fibrillation of the heart
Greek:
απινίδωση
(apinídosi)
— stopping of the fibrillation of the heart
Irish:
dífhibriliú
— stopping of the fibrillation of the heart
Korean:
제세동
(jesedong)
— stopping of the fibrillation of the heart
Portuguese:
desfibrilação
— stopping of the fibrillation of the heart
Spanish:
desfibrilación
— stopping of the fibrillation of the heart
Turkish:
defibrilasyon
— stopping of the fibrillation of the heart
Welsh:
diffibrilio
— stopping of the fibrillation of the heart