noun

triathlon

triathlon

She is training for her first triathlon.

She is training for her first triathlon.

A triathlon consists of swimming, cycling, and running.

A triathlon consists of swimming, cycling, and running.

((to compete in a triathlon)) to take part in the event He competed in his first triathlon last year.

Synonyms: biathlon, ironman; Antonyms: none

From Greek 'tri-' (three) + 'athlon' (contest). It means 'three contests'.

'Tri' means three, like in 'triangle'. 'Athlon' relates to athletic contests. So, three athletic contests.

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