Dictionary

sodium-vapor lamp

sodium–vapor lamp

noun

Definition of SODIUM-VAPOR LAMP

:  an electric lamp that contains sodium vapor and electrodes between which a luminous discharge takes place and that is used especially for lighting highways

First Known Use of SODIUM-VAPOR LAMP

1933

Browse

Next Word in the Dictionary: sod offPrevious Word in the Dictionary: sodium tungstateAll Words Near: sodium-vapor lamp
March 04, 2015
sprightly Hear it
Full of life and energy
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears