Swan spectrum

noun
\ -nz¦p-, -n¦sp- \

Definition of Swan spectrum

: the spectrum of the blue cone in a Bunsen burner when operating strongly caused by the excitation of carbon compounds also : a similar spectrum observed in some vacuum-tube discharges

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History and Etymology for Swan spectrum

after William Swan †1894 English physicist

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Cite this Entry

“Swan spectrum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Swan%20spectrum. Accessed 31 Oct. 2020.

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