pacemaker

noun
pace·​mak·​er | \ ˈpās-ˌmā-kər How to pronounce pacemaker (audio) \

Definition of pacemaker

1a : one that sets the pace for another
b : one that takes the lead or sets an example
2a : 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

Keep scrolling for more

Other Words from pacemaker

pacemaking \ ˈpās-​ˌmā-​kiŋ How to pronounce pacemaker (audio) \ noun

Synonyms & Antonyms for pacemaker

Synonyms

Antonyms

Visit the Thesaurus for More 

Examples of pacemaker in a Sentence

has long been regarded as a pacemaker in home electronics
Recent Examples on the Web Perhaps the most sorrowful story: Broadway actor Nick Cordero died in July at age 41 after 13 weeks battling the virus and multiple serious complications, including a leg amputation, infections in his lungs and the insertion of a pacemaker. USA Today, "2021 has to be better for Hollywood, because it can’t get any worse," 30 Dec. 2020 Huckaby, the medical director at Orlando Recovery Center, is more optimistic than most — despite having stents in his heart, a pacemaker and a genetic neuromuscular disease that leaves him in chronic pain. Kate Santich, orlandosentinel.com, "In Central Florida, COVID-19 pandemic takes heavy toll on mental health | Part 5 of Special Series," 23 Dec. 2020 Along with having Down syndrome and Type 1 diabetes, Chung recently received a new pacemaker but that hasn’t slowed down her passion for candles. Rick Menning, sun-sentinel.com, "Artisans spread holiday cheer through new online marketplace," 4 Dec. 2020 Cordero, 41, died July 5 after a 95-day hospital stay with a series of complications from the coronavirus, including a leg amputation, infections in his lungs and the insertion of a temporary pacemaker. Anika Reed, USA TODAY, "Amanda Kloots and Elaine Welteroth are joining 'The Talk' as co-hosts in January," 2 Dec. 2020 One of our number, who wears a pacemaker and a defibrillator, was awoken at 3 AM of the first day by a terrific pain in his leg. David E. Petzal, Field & Stream, "Why Do We Keep Going to Hunting Camp?," 19 Nov. 2020 The system earned five-star recognition for pacemaker procedures, as well as for treatment of respiratory failure, stroke, hip fractures and pneumonia. NOLA.com, "A promotion and awards for Lakeview Regional Medical Center, Slidell Memorial," 2 Nov. 2020 Three years later, the Taylor Mill, Kentucky man’s condition had worsened, and doctors placed him in a medically induced coma and inserted a pacemaker and defibrillator. Laura Ungar, The Enquirer, "He has insurance. But medical bills threatened Taylor Mill man with bankruptcy. Again.," 16 Oct. 2020 Benkendorf says Medtronic is seeing strong growth in its Micra AV device, a miniaturized pacemaker that doesn’t require wires. Anne Sraders, Fortune, "10 stocks to buy now: These names should perform well no matter who wins the White House," 11 Oct. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pacemaker.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of pacemaker

1884, in the meaning defined at sense 1a

Keep scrolling for more

Learn More about pacemaker

Time Traveler for pacemaker

Time Traveler

The first known use of pacemaker was in 1884

See more words from the same year

Statistics for pacemaker

Last Updated

15 Jan 2021

Cite this Entry

“Pacemaker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pacemaker. Accessed 2 Mar. 2021.

Style: MLA
MLA Chicago APA Merriam-Webster

Keep scrolling for more

More Definitions for pacemaker

pacemaker

noun

English Language Learners Definition of pacemaker

medical : a small electrical machine put inside a person to make the heart beat evenly

pacemaker

noun
pace·​mak·​er | \ ˈpā-ˌsmā-kər How to pronounce pacemaker (audio) \

Medical Definition of pacemaker

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

Keep scrolling for more

Comments on pacemaker

What made you want to look up pacemaker? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

February 2021 Words of the Day Quiz

  • squirrel in winter
  • Which is a synonym of perdure?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!