Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “triathlon”

See all translations

triathlon

noun [C] uk   /traɪˈæθ.lɒn/ us    /-lɑːn/
a competition in which the people competing must swim, ride a bicycle, and run particular distances without stopping between events
triathlete
noun [C] uk   us  
someone who competes in a triathlon
Translations of “triathlon”
in Chinese (Traditional) 鐵人三項賽,三項全能運動…
in Chinese (Simplified) 铁人三项赛,三项全能运动…
(Definition of triathlon from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of triathlon?
Add Cambridge dictionaries to your browser to your website

Definitions of “triathlon” in other dictionaries

Word of the Day

pup

a baby of particular animals, or a puppy

Word of the Day

I won’t tolerate it! Replacing formal words with phrasal verbs.

by Liz Walter,
April 01, 2015
When you are using a language, it is important to understand if a word is formal or informal, so that you can use it in an appropriate way. You might hear people saying dosh for money, or spud for potato, but they wouldn’t write those words in a formal essay. Similarly, a

Read More 

stackin’ p

March 30, 2015
idiom slang earning a lot of money ‘That’s a very generous present.”Yeah, well, she’s stackin’ p, innit?’

Read More