solar day

noun

Definition of solar day

: the interval between transits of the apparent or mean sun across the meridian at any place

Examples of solar day in a Sentence

Recent Examples on the Web

The length of a solar day, measured by the time between the sun’s passage of any particular point in the sky, is rarely 24 hours precisely. — Scott Dance, baltimoresun.com, "Baltimore's earliest sunrise of the year comes Thursday," 13 June 2018

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

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solar ecliptic limit

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The first known use of solar day was in 1751

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