Definition of sodium-vapour lamp in English:

sodium-vapour lamp

Line breaks: sodium-vapour lamp
(also sodium lamp)

noun

  • A lamp in which an electrical discharge in sodium vapour 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.

More definitions of sodium-vapour lamp

Definition of sodium-vapour lamp in:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day kerf
Pronunciation: kərf
noun
a slit made by cutting with a saw