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spark spectrum

American  

noun

Physics.

  1. a spectrum formed from the light produced by an electric spark, characteristic of the gas or vapor through which the spark passes.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The salts of praseodymium are green in colour, and give a characteristic spark spectrum.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 4 "Diameter" to "Dinarchus" by Various

The salts have a faint pink colour, and show a faint absorption spectrum; the spark spectrum is brilliant and well characterized.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 8 "Ethiopia" to "Evangelical Association" by Various

Gallium is best detected by means of its spark spectrum, which gives two violet lines of wave length 4171 and 4031.

From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" by Various

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.