tri·​ath·​lon | \ trī-ˈath-lən How to pronounce triathlon (audio) , -ˌlän, nonstandard -ˈa-thə- \

Definition of triathlon

: an athletic contest that is a long-distance race consisting of three phases (such as swimming, bicycling, and running)

Examples of triathlon in a Sentence

Recent Examples on the Web Holness is also frequently the only Black competitor at triathlon events. Tomas Meehan, CNN, "Sam Holness hopes to use autism 'superpower' at Ironman World Championship," 26 Mar. 2021 According to a 1956 Minneapolis Star story, Knuppel was an interservice champion of military-style triathlon competitions that combined running, shooting and swimming. Curt Brown, Star Tribune, "Marine from Morris, Minn., re-emerges in new WWII book," 20 Mar. 2021 Through the duo's participation in not just Ironman events but other competitions as well, more Special Teams are engaged and celebrated in sporting events globally than ever before, the triathlon team said. Rebekah Riess, CNN, "Boston Marathon icon Dick Hoyt has died at age 80," 18 Mar. 2021 One guide, Luis Montiel, raised almost $2,000 on GoFundMe to buy Duenas a tandem bike for his first triathlon. Los Angeles Times, "Losing his eyesight unexpectedly triggered a life of fitness, marathons and triathlons," 18 Jan. 2021 Kriegler was training for a triathlon when an injury forced him to stop. Jeff Strickler, Star Tribune, "Resolve to keep your resolutions," 15 Jan. 2021 Katelynn Stearns, 33, is a summer triathlete who was ecstatic and exhausted after her winter triathlon debut. Beth Bragg, Anchorage Daily News, "USA Triathlon crowns national champions at a made-for-Alaskans event at Kincaid Park," 17 Jan. 2021 By comparison, in 2019, the total prize money at the Ironman World Championship in Kona, Hawaii, the Super Bowl of triathlon, was $650,000. New York Times, "A New Challenge for Professional Triathletes: Toppling Ironman Inc.," 4 Dec. 2020 The watch already tracks multitudes of sports including open-water swimming, running, triathlon, indoor training, strength training, and yoga. Stephanie Pearson, Wired, "Unlock Your Cycling Fitness Goals by Fixing Up Your Bike," 19 Dec. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'triathlon.' 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 triathlon

1973, in the meaning defined above

History and Etymology for triathlon

tri- + -athlon (as in decathlon)

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Time Traveler for triathlon

Time Traveler

The first known use of triathlon was in 1973

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Statistics for triathlon

Last Updated

2 Apr 2021

Cite this Entry

“Triathlon.” Dictionary, Merriam-Webster, Accessed 19 Apr. 2021.

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English Language Learners Definition of triathlon

sports : a long-distance race that has three parts (such as swimming, bicycling, and running)

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