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 From Christine Pearson’s home in New Jersey, a small gathering of family and friends saw Pearson join McDowell as the first U.S. men to win an Olympic triathlon medal. Rachel Axon, USA TODAY, 31 July 2021 Katie Zaferes of the United States took the bronze in the women's triathlon, 1:27 behind winner Flora Duffy, who won the first gold medal ever for Bermuda. Harold Maass, The Week, 27 July 2021 Commissioners watched a brief video on the Special Olympics and then stood for group photos with the athletes, who will be competing in equestrian, tennis, volleyball, triathlon and cheerleading. Martin E. Comas, Orlando Sentinel, 24 May 2022 The brand has deep roots in triathlon and running, and its ethos centers on the indefatigable pursuit of multiplying human performance: to be 2XU, or two times you. Outside Online, 4 Apr. 2022 Introduced to the Summer Games last year in such events as triathlon and swimming, this winter the mixed team format will be introduced in snowboardcross, aerial skiing, short track speed skating and ski jumping. The Salt Lake Tribune, 30 Jan. 2022 A record 10 teams posted scores at 100%, including men's basketball, women's basketball, women's golf, gymnastics, hockey, lacrosse, women's swimming and diving, women's tennis, triathlon and volleyball. Jenna Ortiz, The Arizona Republic, 7 Dec. 2021 On somewhat dry land, Katie Zaferes, inspired by her late dad, won the bronze medal in the women’s triathlon. Alyssa Hertel, USA TODAY, 28 July 2021 The Loans, both from Eagle River, were one of more than 100 mother-daughter teams competing in the all-women’s triathlon. Chris Bieri, Anchorage Daily News, 16 May 2022 See More

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.

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

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The first known use of triathlon was in 1973

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Last Updated

25 Jun 2022

Cite this Entry

“Triathlon.” Dictionary, Merriam-Webster, Accessed 26 Jun. 2022.

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