Definitions

1. noun

A person or device that sets the pace or rhythm for others, especially an athlete who leads the field or a medical device that regulates the heartbeat.

“The pacemaker of the team led the charge in the final quarter.”

2. noun

A person or thing that influences or controls the pace of something, such as an event or a process.

“The weather was the pacemaker of the outdoor festival, with the storm causing the cancellation.”

3. noun

A device that generates an electrical impulse to regulate the heartbeat of a person with a slow heart rate.

“After the surgery, the doctor implanted a pacemaker to help the patient’s heart beat normally.”

4. verb

To set the pace or rhythm for others, especially in a competition or a challenge.

“She pacemaked the competition, finishing the marathon in record time.”