sun dog

noun
|Updated on: 17 Jun 2018

Definition of sun dog

1 : parhelion
2 : a small nearly round halo on the parhelic circle most frequently just outside the halo of 22 degrees

Recent Examples of sun dog from the Web

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

First Known Use of sun dog

1635

in the meaning defined at sense 1

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