noun du·ath·lon \dü-ˈath-lən, -ˌlän also dyü-\

Definition of DUATHLON

:  a three-part long-distance race typically having a running phase, a bicycling phase, and a final running phase
du·ath·lete \dü-ˈath-ˌlēt also dyü-\ noun

Origin of DUATHLON

duo- + -athlon (as in triathlon)
First Known Use: 1988


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