dayside

noun

day·​side ˈdā-ˌsīd How to pronounce dayside (audio)
: the side of a planet in sunlight

Examples of dayside in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Its star-facing dayside is scorching, while its nightside is much cooler. Jamie Carter, Forbes, 19 Feb. 2025 Shows in primetime, dayside and the weekends will be impacted, with some notable cancelations, elevations, and new additions expected, one of the sources says. Alex Weprin, The Hollywood Reporter, 3 Sep. 2019 The dayside of WASP-121b is so hot at around 4,500 degrees Fahrenheit (2,500 degrees Celsius) that metals on the planet can be vaporized and drift upward into its atmosphere. Robert Lea, Space.com, 3 Feb. 2025 This is when the moon reveals its full dayside to Earth. Eric Lagatta, USA TODAY, 13 Jan. 2025 See All Example Sentences for dayside

Word History

First Known Use

1827, in the meaning defined above

Time Traveler
The first known use of dayside was in 1827

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Cite this Entry

“Dayside.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/dayside. Accessed 3 Mar. 2025.

Last Updated: - Updated example sentences
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