parhelic circle

noun

Definition of parhelic circle

: a luminous circle or halo parallel to the horizon at the altitude of the sun

called also parhelic ring

Examples of parhelic circle in a Sentence

Recent Examples on the Web The glowing slash, known as a parhelic circle, often only shows up in segments, but sometimes can present as a full circle in the sky. Mika Mckinnon, Smithsonian, "How the Antarctic Sun Creates Breathtaking Optical Effects," 5 Feb. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'parhelic circle.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of parhelic circle

1886, in the meaning defined above

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The first known use of parhelic circle was in 1886

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Cite this Entry

“Parhelic circle.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/parhelic%20circle. Accessed 20 Oct. 2020.

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