triathlon
noun
tri·ath·lon
trī-ˈath-lən 
-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
Women compete at the same distances in running and swimming and other endurance sports, including triathlon, and do so now in cross-country skiing.
—
Matthew Futterman, New York Times, 19 Feb. 2026
North Minneapolis resident Kate Varns is a bonafide Ironman, meaning she's finished the toughest of toughest triathlons.
—Susan-Elizabeth Littlefield, CBS News, 15 Feb. 2026
Especially the citizens taking part in a triathlon that the mayor has refused to cancel.
—Borys Kit, HollywoodReporter, 6 Feb. 2026
Meanwhile, Venice Beach will be home to the triathlon competition, as well as the official starting locations for the marathon and cycling road courses, per a press release.
—Jordana Comiter, PEOPLE, 14 Jan. 2026
See All Example Sentences for triathlon
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Matthew Futterman, New York Times, 19 Feb. 2026
North Minneapolis resident Kate Varns is a bonafide Ironman, meaning she's finished the toughest of toughest triathlons.
—Susan-Elizabeth Littlefield, CBS News, 15 Feb. 2026
Especially the citizens taking part in a triathlon that the mayor has refused to cancel.
—Borys Kit, HollywoodReporter, 6 Feb. 2026
Meanwhile, Venice Beach will be home to the triathlon competition, as well as the official starting locations for the marathon and cycling road courses, per a press release.
—Jordana Comiter, PEOPLE, 14 Jan. 2026
See All Example Sentences for triathlon
Cite this Entry
“Triathlon.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/triathlon. Accessed 12 Mar. 2026.
Copy CitationKids Definition
triathlon
noun
tri·ath·lon
ˌtrī-ˈath-ˌlän
: an athletic contest that is a long-distance race consisting of three phases (as swimming, bicycling, and running)
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