noun
street light; streetlamp
Refers to a light fixture installed on a street or road for illumination at night.
夜道は街路灯が少なくて暗い。
The road at night is dark because there are few street lights.
新しい街路灯が歩道に設置された。
New street lights were installed on the sidewalk.
街灯 is a more common synonym for street light; 街路灯 is less frequent but carries the same meaning.
Compound of 街路 (street, road) and 灯 (light, lamp).