cycling /ˈsaɪk(ə)lɪŋ/noun 4adjective 1forms 1 noun4 •The activity of riding cycles, especially bicycles (for transport, sport, physical exercise, recreation, tourism...) •Bicycling. •The sport of riding and racing cycles, especially bicycles.In all my years as a cycling fan, I've never seen a breakaway like this. •Any cyclic action or process.The cycling of the water softener in the basement was faintly audible from the kitchen. adjective1 •That undergoes a cyclic motion or process. formscyclings