0 someone who competes in a triathlon (= a race in which people swim, ride a bicycle, and run):
She was a competition swimmer and runner but wanted more, so she became a world-class triathlete.
The 32-year-old triathlete blames air pollution for triggering his asthma attack.
She would be able to live a comfortable life simply as a professional triathlete.
The former triathlete took up skiing after shattering his leg in a motorcycle race.
This young man was an international triathlete.
He is also a marathoner, triathlete, and avid cyclist.
There is also open water swimming that is great for triathletes or avid open water swimmers.
The attendance increased, to a record with 1,500 triathletes involved in various formats, 1300 volunteers, and over 100,000 spectators.
After about three years of trialing various sports, she settled on triathlons and began her career as a professional triathlete.
