noun
- a medical device that delivers an electric shock to the heart to restore normal heart rhythm
Usage: medical
Examples
- The paramedics used a defibrillator to restart the patient’s heart.
- Every hospital emergency room is equipped with a defibrillator.
- The automated external defibrillator gave voice instructions to the rescuer.
- She learned how to operate a defibrillator in her CPR training class.
- The defibrillator successfully converted the irregular heartbeat to normal rhythm.
- Many public buildings now have defibrillators mounted on the walls for emergencies.