noun
A swimming stroke where the swimmer lies on one side and uses a scissor kick and alternating arm movements. Common in lifesaving and recreational swimming.
ライフセーバーはサイドストロークで溺れている人に近づいた。
The lifeguard approached the drowning person using the sidestroke.
サイドストロークは長距離を泳ぐ
The sidestroke is suitable for swimming long distances.