du·​ath·​lon dü-ˈath-lən How to pronounce duathlon (audio)
 also  dyü-
: a three-part long-distance race typically having a running phase, a bicycling phase, and a final running phase
dü-ˈath-ˌlēt How to pronounce duathlon (audio)
 also  dyü-

Examples of duathlon in a Sentence

Recent Examples on the Web The governing body says the event can be made into a duathlon — just running and cycling, no swimming — or canceled if the water is too polluted. Alexander Smith, NBC News, 10 Apr. 2024 Chris Mosier was the first out trans athlete to compete on a U.S. national team, in the 2016 world championship for the sprint duathlon, and has challenged some of the previous guidelines. Matt Lavietes, NBC News, 3 Jan. 2024 Allison Arians won the individual triathlon for the women, her brother Ben Arians won the men’s duathlon and Morgan Aldridge won the women’s duathlon. Josh Reed, Anchorage Daily News, 12 July 2022 Walk, run, ruck climb and duathlon. Rasputin Todd, The Enquirer, 17 Nov. 2021 Founded by a former duathlon champion and Ironman winner, On began with innovative technology to deliver running shoes with a soft landing and explosive propulsion. Todd Plummer, Robb Report, 8 Mar. 2022 Iron Girl is a women’s-only sprint triathlon of a half-mile swim, 11-mile bike ride and 3.1-mile run; the duathlon is a 1.75-mile run, 11-mile ride and 3.1-mile run. Lori Nickel, Milwaukee Journal Sentinel, 19 Aug. 2021 Ben Piecuch, a Providence resident who has twice raced internationally on Team USA in the duathlon, has covered many miles biking on the roads and bike trails of Rhode Island. BostonGlobe.com, 13 Aug. 2020 In 2015, Chris Mosier earned a spot on the Team USA sprint duathlon men’s team for the 2016 World Championship – becoming the first out transgender athlete to qualify for a U.S. national team. Jason Duaine Hahn, PEOPLE.com, 10 Sep. 2020

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

Word History


duo- + -athlon (as in triathlon)

First Known Use

1988, in the meaning defined above

Time Traveler
The first known use of duathlon was in 1988

Dictionary Entries Near duathlon

Cite this Entry

“Duathlon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/duathlon. Accessed 21 Apr. 2024.

Last Updated: - Updated example sentences
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