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TAKE THE QUIZ“sodium-vapor”
The following 2 entries include the term sodium-vapor.
sodium-vapor lamp
noun: an electric lamp that contains sodium vapor and electrodes between which a luminous discharge takes place and that is used especially for lighting highways
sodium-vapor lamp
noun: an electric lamp that contains sodium vapor and electrodes between which a luminous discharge takes place and that is used especially for lighting highways
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Merriam-Webster unabridged
