signal box

US /ˈsɪɡ.nəl ˌbɑːks/
UK /ˈsɪɡ.nəl ˌbɑːks/
"signal box" picture
1.

kotak isyarat, rumah isyarat

a building beside a railway line from which signals and points are operated

:
The train driver saw the green light from the signal box.
Pemandu kereta api melihat lampu hijau dari kotak isyarat.
The old signal box is now a museum.
Kotak isyarat lama itu kini menjadi muzium.