triathlon

noun

tri·​ath·​lon trī-ˈath-lən How to pronounce triathlon (audio)
-ˌlän,
 nonstandard  -ˈa-thə-
: 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 triathlons involve a .93-mile (1.5 km) swim, a 24.8-mile (40 km) bike ride, and a 6.2-mile (10 km) run. Caitlin O'Kane, CBS News, 12 Apr. 2024 Another concern is the cleanliness of the river itself, which is scheduled to be used for the marathon swimming and the triathlon. Alexander Smith, NBC News, 9 Apr. 2024 Neeraj Pandey Vijay 69 Release Date: TBC Logline: Vijay 69 is a quirky, slice-of-life film about a man who decides to compete in a triathlon at the age of 69! Patrick Brzeski, The Hollywood Reporter, 29 Feb. 2024 The poor air quality led to the cancellation last weekend of an Ironman triathlon race in Mont Tremblant, Quebec, while summer recreation has been dampened by the closure of some pools and beaches in parts of Quebec and Ontario. Dan Bilefsky, New York Times, 28 June 2023 The country is planning to use the River Seine for open-water swimming competitions as well as the Summer Games’ triathlon competition. Sean Neumann, Peoplemag, 29 Feb. 2024 Ironman operates races globally, and the bulk of triathletes take part in longer triathlons. Phil Wahba, Fortune, 29 Jan. 2024 For years, the triathlon’s bicycling course has run through the Zuma Beach undercrossing at Busch Drive, but the series of storms flooded the underpass. Matt Hamilton, Los Angeles Times, 20 Sep. 2023 Kanaan is also a runner and cyclist who has competed in several triathlon and Ironman competitions. Chris Damond, Miami Herald, 28 Jan. 2024

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

Word History

Etymology

tri- + -athlon (as in decathlon)

First Known Use

1924, in the meaning defined above

Time Traveler
The first known use of triathlon was in 1924

Dictionary Entries Near triathlon

Cite this Entry

“Triathlon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/triathlon. Accessed 23 Apr. 2024.

Kids Definition

triathlon

noun
tri·​ath·​lon ˌtrī-ˈath-ˌlän How to pronounce triathlon (audio)
: an athletic contest that is a long-distance race consisting of three phases (as swimming, bicycling, and running)

More from Merriam-Webster on triathlon

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!