secondary rainbow

noun

Definition of secondary rainbow

: a rainbow that is concentric with and near but somewhat larger and fainter than a primary rainbow and that differs from it in formation in that there are two internal reflections and the red is seen on the inside edge of the bow

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Learn More About secondary rainbow

Dictionary Entries Near secondary rainbow

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secondary rainbow

secondary ray

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Cite this Entry

“Secondary rainbow.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/secondary%20rainbow. Accessed 9 Dec. 2021.

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