Definition of AED
automated external defibrillator; automatic external defibrillator
Medical Definition of AED
automated external defibrillator; automatic external defibrillator ◆An automated external defibrillator is a portable electronic device that attaches to the chest and operates automatically to measure the heart's rhythm to determine if an electric shock is needed. It is designed to be used by someone without medical training. <A portable AED, about the size of a briefcase, analyzes the heart's rhythm and tells the person operating it whether or not to deliver an electrical shock to restore a normal heart rhythm.—Food & Fitness Advisor, May 2002>
Seen and Heard
What made you want to look up AED? Please tell us where you read or heard it (including the quote, if possible).