What is the meaning of the word "pacemaker"?

Definitions:

  1. A medical device that regulates the heart beat using electrical impulses to ensure the heart maintains a regular rhythm. copy to clipboard NOUN
    • After being diagnosed with bradycardia, she had a pacemaker implanted to ensure her heart maintains a consistent and healthy rhythm, dramatically improving her energy levels and overall quality of life. copy to clipboard
  2. Refers to someone or something that sets a pace or standard. copy to clipboard NOUN
    • In the fast-paced world of technology, the company has emerged as a pacemaker, setting new standards for innovation and efficiency. copy to clipboard

Synonyms: