Synonyms of pacemaker

pacemaker

noun

ˈpās-ˌmā-kər 

as in leader

one that takes the lead or sets an example

has long been regarded as a pacemaker in home electronics

Synonyms & Similar Words

• leader
• pacer
• pioneer
• pacesetter
• bellwether
• trendsetter
• innovator
• forerunner
• precursor
• harbinger
• herald
• foregoer
• groundbreaker

Antonyms & Near Antonyms

• imitator
• follower
• Johnny-come-lately
• me-tooer

Example Sentences

Recent Examples of pacemaker

Just like a cardiac pacemaker responds to the heart’s rhythm, the team’s implanted personalised adaptive DBS (aDBS) responds to the rhythm of walking. — New Atlas, 1 July 2026

Nancy Guthrie had a pacemaker, and investigators feared for her health as none of her heart medications were taken during the abduction. — Richard Winton, Los Angeles Times, 23 June 2026

He was subsequently fitted with an Implantable Cardioverter Defibrillator (ICD) device – a type of pacemaker intended to prevent fatal cardiac arrests by discharging a jolt to restore regular heart rhythm – and eventually returned to play top-flight soccer after less than a year. — Ben Church, CNN Money, 8 June 2026

Ultrasound could replace pacemakers. — Alex Knapp, Forbes.com, 5 June 2026