Pacemaker Meaning

There are 4 meaning(s) for word Pacemaker

Pacemaker Meaning 1 : a horse used to set the pace in racing

    Synonyms : pacer,  pacesetter
Pacemaker Meaning 2 : a leading instance in its field

    Synonyms : pacesetter
Pacemaker Meaning 3 : an implanted electronic device that takes over the function of the natural cardiac pacemaker

    Synonyms : artificial pacemaker
Pacemaker Meaning 4 : a specialized bit of heart tissue that controls the heartbeat

    Synonyms : cardiac pacemaker,  sa node,  sinoatrial node