pacemaker

noun

pace·​mak·​er ˈpās-ˌmā-kər How to pronounce pacemaker (audio)
1
a
: one that sets the pace for another
b
: one that takes the lead or sets an example
2
a
: a group of cells or a body part (such as the sinus node of the heart) that serves to establish and maintain a rhythmic activity
b
: an electrical device for stimulating or steadying the heartbeat or reestablishing the rhythm of an arrested heart
pacemaking noun

Examples of pacemaker in a Sentence

has long been regarded as a pacemaker in home electronics
Recent Examples on the Web The Royal House of Norway announced in a new press release that the 87-year-old royal — who was admitted into a Malaysian hospital earlier this week after falling ill during a private trip in the country — underwent surgery to get a temporary pacemaker implanted into his body. Kimberlee Speakman, Peoplemag, 2 Mar. 2024 Key Takeaways Researchers are developing a minimally-invasive temporary pacemaker that eliminates some risks associated with traditional pacemakers. Stephanie Brown, Verywell Health, 1 Mar. 2024 Then that message travels via a very thin cable to an internal transmitter, similar to a pacemaker, that was surgically implanted in his chest. Catherine Thorbecke, CNN, 28 Feb. 2024 Anjelica Lee said that her father, who already had a pacemaker, sustained an acute kidney injury in the encounter and is undergoing dialysis. Janelle Griffith, NBC News, 30 Jan. 2024 Artificial pacemakers keep blood and oxygen flowing during times of stress. Virginia Singla, Discover Magazine, 15 Dec. 2023 People with pacemakers should consult their doctors about potential magnetic interference, Chaudhri says. WIRED, 9 Nov. 2023 Scot Pollard has two older siblings who have pacemakers and a defibrillator, and his mom’s father died from heart issues. Gary Bedore, Kansas City Star, 25 Jan. 2024 In these cases, slow rates are treatable without a pacemaker. Virginia Singla, Discover Magazine, 15 Dec. 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'pacemaker.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1884, in the meaning defined at sense 1a

Time Traveler
The first known use of pacemaker was in 1884

Dictionary Entries Near pacemaker

Cite this Entry

“Pacemaker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pacemaker. Accessed 19 Mar. 2024.

Kids Definition

pacemaker

noun
pace·​mak·​er ˈpā-ˌsmā-kər How to pronounce pacemaker (audio)
1
: a group of cells or a bodily part (as of the heart) that serves to establish and maintain a rhythmic bodily activity
2
: an electrical device for steadying or establishing the heartbeat

Medical Definition

pacemaker

noun
pace·​mak·​er ˈpā-ˌsmā-kər How to pronounce pacemaker (audio)
1
: a group of cells or a body part (as the sinoatrial node of the heart) that serves to establish and maintain a rhythmic activity
2
: an electrical device for stimulating or steadying the heartbeat or reestablishing the rhythm of an arrested heart

called also pacer

More from Merriam-Webster on pacemaker

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