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mercury-vapor lamp

[mur-kyuh-ree-vey-per] /ˈmɜr kyə riˌveɪ pər/
noun, Electricity
1.
a lamp producing a light with a high actinic and ultraviolet content by means of an electric arc in mercury vapor.
Origin of mercury-vapor lamp
1900-1905
1900-05
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for mercury-vapor lamp
Historical Examples
  • A person's face looks ghastly by the greenish light of a mercury-vapor lamp.

    Common Science Carleton W. Washburne
  • A red postage stamp looks greenish gray in the green light of a mercury-vapor lamp.

    Common Science Carleton W. Washburne

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Word Value for mercury

14
16
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