noun
road reflector; cat's eye
Wasei-eigo from 'Scotch Light'; refers to reflective road studs or markers, often called 'cat's eyes' in English.
wasei-eigo (Japanese-coined English), from Scotch Light
夜間、スコッチライトが道路の中央線を示している。
At night, road reflectors mark the center line of the road.
Variant with interpunct; less common but seen in some contexts.
キャッツアイ is a more direct loanword for 'cat's eye' reflectors, while スコッチライト is a wasei-eigo term specifically for reflective road studs.
Wasei-eigo from 'Scotch Light', likely a brand-derived term for reflective road markers.