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

Olympic triathlon champ Gwen Jorgensen will make her half-marathon debut at next month's USATF Half Marathon Championships., "What would Bill Bowerman's vision be for Hayward Field? Oregon track & field rundown," 24 Apr. 2018 For that reason, when lifting weights as part of marathon or triathlon training, performing 2-3 sets of 12 or more reps, resting for 30 seconds or less between sets, is ideal. SELF, "Your Guide to Navigating the Free Weights at the Gym," 12 Jan. 2019 The Verge spoke to Saltzstein about the nuclear triathlon and how nuclear fuel is basically Pez candy. Rachel Becker, The Verge, "Have nuclear fuel transportation cask, will travel," 3 Aug. 2018 In her latest challenge, Horner is planning to complete 50 Ironman triathlons in 50 days. USA TODAY, "Fitness star Ashley Horner to complete 50 ironman triathlons in 50 days," 5 July 2018 Carley is athletic and has completed triathlons before. Karen Pilarski, Milwaukee Journal Sentinel, "Wauwatosa couple celebrates finishing Ironman race with surprise proposal, engagement," 14 June 2018 In 2018, the city will host an Ironman triathlon, an international Crossfit competition, and the first San Diego Yoga Festival. Gustavo Solis,, "Imperial Beach trying to open a futuristic outdoor gym," 16 Mar. 2018 After being fired from her job at an art gallery for napping in a storage closet during lunchtime and botching a shipment, our protagonist prepares for her year of R & R with the same rigor that others might employ when training for a triathlon. New York Times, "A Woman Sleeps a Year Away in Ottessa Moshfegh’s Darkly Comic New Novel," 6 July 2018 This triathlon May 19 includes a 3K canoe, kayak or stand-up paddleboard across Boulder Lake; a 22K bike ride along rustic roads; and a 6K run. Chelsey Lewis, Milwaukee Journal Sentinel, "Morel Mushroom Festival, White Deer Triathlon and more to do around Wisconsin," 13 May 2018

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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Last Updated

9 Feb 2019

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Time Traveler for triathlon

The first known use of triathlon was in 1973

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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)

More from Merriam-Webster on triathlon

Rhyming Dictionary: Words that rhyme with triathlon Encyclopedia article about triathlon

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