Analysis of information sources in references of the Wikipedia article "Sport extrême" in French language version.
« Denoting or relating to a sport performed in a hazardous environment and involving great physical risk, such as parachuting or white-water rafting. »
« Extreme sports feature a combination of speed, height, danger and spectacular stunts. »
« 6. Sports: a. Very dangerous or difficult: extreme rafting. b. Participating or tending to participate in a very dangerous or difficult sport: an extreme skier. »