in-steplights

noun
UK /ˈɪn.stɛp.laɪts/
US /ˈɪn.stɛp.laɪts/

Small lights built into the steps of a staircase so people can see where to walk.

The hotel stairs had in-steplights that glowed softly at night.


OTHER MEANINGS

2. Lights set into the steps of a vehicle, such as a bus or truck, to help people get on and off safely.

The bus had in-steplights near the door for passengers boarding at night.

3. Small lights embedded in outdoor deck or patio steps to prevent tripping after dark.

We added in-steplights to the garden steps so guests could find their way.

4. Decorative lights fitted into stage or platform steps to mark their edges during performances.

The theater's in-steplights helped actors see the edge of the raised stage.