rear registration-plate light
license-plate light, US
lighting device carried on a vehicle to illuminate the number plate, or registration plate, or licence plate, at the rear of the vehicle
Note 1 to entry: This entry was numbered 845-11-81 in IEC 60050-845:1987.
Note 2 to entry: This entry was numbered 17-830, 17-1041, and 17-655 in CIE S 017:2011.