Analysis of information sources in references of the Wikipedia article "Sport climbing" in English language version.
the style of climbing (= moving on rocks, up mountains, or up special walls as a sport) in which climbers use devices that have already been fixed to the rock, rather than using devices that they bring with them and remove after the climb
Statement of Youth: The Birth of British Sport Climbing
Sport Climbing. Climbing on routes that use bolts. Traditional "Trad" Climbing 1. Climbing where the leader places protection as they go up.