Triathlon Definition
trī-ăthlən, -lŏn
triathlons
noun
An endurance race combining three consecutive events (swimming, bicycling, and running)
Webster's New World
(plural triathlons)
Wiktionary
Other Word Forms of Triathlon
Noun
Singular:
triathlon
Plural:
triathlonsOrigin of Triathlon
tri– (dec)athlon
From American Heritage Dictionary of the English Language, 5th Edition
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