green flash

noun

Definition of green flash

: a momentary green appearance of the uppermost part of the sun's disk at sunrise or sunset that results from atmospheric refraction

Recent Examples of green flash from the Web

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

First Known Use of green flash

1887

in the meaning defined above

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