Definition of sodium-vapor lamp in English:

sodium-vapor lamp

Syllabification: so·di·um-va·por lamp
(also sodium lamp)

noun

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:

Get more from Oxford Dictionaries

Subscribe to remove ads and access premium resources

Word of the day inamorata
Pronunciation: inˌaməˈrätə
noun
a person's female lover