secondary spectrum
noun
1
: the spectrum of an element in the molecular state as distinct from its atomic line spectrum
2
: residual dispersion by a lens that has been corrected as far as possible for chromatic aberration
3
: the fainter of the two superimposed spectra of a spectroscopic binary star
Dictionary Entries Near secondary spectrum
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“Secondary spectrum.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/secondary%20spectrum. Accessed 23 Nov. 2024.
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