noun
stopping distance; total stopping distance
Technical term used in traffic safety and vehicle engineering; refers to the distance a vehicle travels from when the driver perceives a hazard until it comes to a complete stop.
雨の日は停止距離が長くなるので、スピードを控えめにしてください。
On rainy days, stopping distance increases, so please keep your speed down.
教習所で停止距離の計算方法を習った。
I learned how to calculate stopping distance at driving school.
Compound of 停止 (ていし, 'stop') and 距離 (きょり, 'distance').