Definitions for biathlonbaɪˈæθ lɒn
Random House Webster's College Dictionary
an athletic contest in which cross-country skiers carrying rifles shoot at targets along a course.
an athletic contest comprising any two consecutive events, as running and cycling.
Category: Sports and Games
Origin of biathlon:
1955–60; bi -1+(dec)athlon
A winter sport combining cross-country skiing and rifle shooting.