pac·​er | \ ˈpā-sər How to pronounce pacer (audio) \

Definition of pacer

1 : one that paces specifically : a horse whose predominant gait is the pace
2 : pacemaker

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Synonyms & Antonyms for pacer



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Examples of pacer in a Sentence

a highly competitive industry in which any company that isn't a pacer quickly becomes a belly-up also-ran
Recent Examples on the Web Abby is a pacer, with both legs on each side moving parallel. Alex Kormann, Star Tribune, "Exhaustion, injury, freezing cold: This Beargrease dog race competitor braves it all to win," 24 Nov. 2020 The brush has three modes: clean, white, and gum health that correspond with the two-minute smart timer and pacer. Popular Science, "Electric toothbrushes that make great gifts," 1 Oct. 2020 Her husband and pacer for the day, Travis, knocked on the door. Johanna Gretschel, USA TODAY, "New mom chases dream at Olympic marathon trials, opens up about postpartum training," 1 Dec. 2019 Dancin Yankee, driven by Chris Page and winning for the 78th victory in a 239-race career, broke Northfield Park’s track record for older pacers by stopping the teletimer in 1:49 2/5. Bob Roberts,, "Bettor’s Wish becomes latest harness racing millionaire, wins Milstein Memorial at Northfield Park," 10 Aug. 2019 Reigning top female, Huntsville’s Alana Scarano, will be on the course, but as a pacer. Daniel Boyette, al, "Get ready for Saturday’s Rocket City Marathon in Huntsville," 13 Dec. 2019 Simple breathing pacer apps on smartphones, or cheap heart rate monitors, can be used to practice becoming more aware of your breathing, and controlling your heart rate. David Shearer, Quartz, "Fight performance anxiety with the same techniques elite athletes use," 7 Dec. 2019 The only undefeated horse racing is Elver Hanover, a two-year-old male pacer. Bob Roberts,, "Record $2.5 million on the line Sunday in Northfield Park Ohio Sires Stakes races," 30 Aug. 2019 Runners are allowed to use pacers during the second half of the race, and during the final few miles Dalton was pacing Trammell and Arneson was giving him splits. Anchorage Daily News, "Running at high altitude, Anchorage’s Chad Trammell claims 2nd place at Leadville 100," 18 Aug. 2019

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

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First Known Use of pacer

1616, in the meaning defined at sense 1

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Cite this Entry

“Pacer.” Dictionary, Merriam-Webster, Accessed 24 Feb. 2021.

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More Definitions for pacer


pac·​er | \ ˈpā-sər How to pronounce pacer (audio) \

Medical Definition of pacer

: pacemaker sense 2 electronic cardiac pacers

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