(also sodium lamp)
A lamp in which an electrical discharge in sodium vapor gives a yellow light, typically used in street lighting.
More example sentences
- The light source was a sodium lamp.
- The lantern uses a 100 Watt high pressure sodium lamp with a 1289 reflector and an integral control gear.
- Lighting was supplemented from dawn to dusk with high pressure sodium lamps.
Definition of sodium-vapor lamp in:
- The British & World English dictionary