- an athletic contest comprising three consecutive events, usually swimming, bicycling, and distance running.
- a women's track-and-field competition comprising the 100-meter dash, high jump, and shot put.
- British. a competition comprising fly-casting, horseback-riding, and trapshooting events.
Origin of triathlon
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for triathlon
Finishing the Triple Crown with the Belmont is like concluding a triathlon with a marathon.Why California Chrome’s Fairy Tale Didn’t End Happily Ever After
June 8, 2014
She looks and feels amazing, and is now training for a triathlon.If You're Fat You've Only Got Yourself to Blame
April 15, 2014
Why do so many guys on Match claim to be training for a triathlon?Not Finding Love Online: Dan Slater’s Adventures in Algorithm Dating
February 2, 2013
The mayor is triathlon fit, famously disciplined and generally as serious as a heart attack.Chicago Teachers Union Winning? What Rahm Emanuel is Up Against
September 12, 2012
- an athletic contest in which each athlete competes in three different events: swimming, cycling, and running
C20: from tri- + Greek athlon contest
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for triathlon
Online Etymology Dictionary, © 2010 Douglas Harper