defibrillator

IPA/diːˈfɪbrɪleɪtə(r)/
KK[difˈɪbrɪlˌetɚ]IPA/diːˈfɪbrɪleɪtər/

defibrillator — noun

  • defibrillatorsingular
  • defibrillatorsplural

1. a portable medical device that sends a carefully controlled pulse of electricity

1.名詞B2
釋義

a portable medical device that sends a carefully controlled pulse of electricity to the chest, designed to make a dangerously irregular or stopped heart begin beating steadily again

例句

A passenger collapsed at the airport, so a guard fetched the defibrillator from the wall.

collocation: fetch / grab the defibrillator

Hana checked that the emergency defibrillator in the clinic was ready before the surgery began.

typical context: checking equipment before surgery

同義詞
  • AED

    short for 'automated external defibrillator'; refers specifically to portable public-access devices

  • cardiac defibrillator

    more formal medical term for the same device

  • heart starter

    informal or colloquial term

用法筆記

Frequently found in public spaces under the name AED (automated external defibrillator). In a hospital setting the device may be built into a larger patient monitor.

常見錯誤

❌The nurse used a defibrillation to restart his heart.
✅The nurse used a defibrillator to restart his heart.
💡'defibrillation' is the medical procedure; a 'defibrillator' is the device that delivers the shock.
❌The doctor placed defibrillator on the patient's chest.
✅The doctor placed the defibrillator on the patient's chest.
💡'defibrillator' is a countable noun and needs a determiner such as 'a' or 'the'.