reversing layer

noun

Definition of reversing layer

: the lowest layers of the sun's chromosphere which are perhaps a few hundred miles in depth and in which occurs the absorption that produces most of the dark lines in the solar spectrum also : a corresponding region in the atmosphere of a star

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“Reversing layer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reversing%20layer. Accessed 26 Oct. 2020.

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