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Bouguer's halo

noun
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Bou·​guer's halo | \ (ˈ)bü¦ge(ə)rz- \

Definition of Bouguer's halo

: a faint white halo of about 32 degrees minimum radius around the antisolar point

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History and Etymology for Bouguer's halo

after Pierre Bouguer †1758 French mathematician

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Cite this Entry

“Bouguer's halo.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/Bouguer%27s%20halo. Accessed 22 January 2020.

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