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sodium lamp

noun, Electricity

sodium-vapor lamp

[soh-dee-uh m-vey-per] /ˈsoʊ di əmˌveɪ pər/
noun, Electricity
1.
an electric lamp in which sodium vapor is activated by current passing between two electrodes, producing a yellow, glareless light: used on streets and highways.
Also called sodium lamp.
Origin
1935-1940
1935-40
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for sodium-lamp

sodium lamp

noun
1.
another name for sodium-vapour lamp
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Difficulty index for sodium lamp

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Word Value for sodium

9
11
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