: the side of a celestial body (such as the earth, the moon, or a planet) not in daylight
Examples of nightside in a Sentence
Recent Examples on the Web
Measuring nightside temperatures is now possible with the JWST, providing insights into a planet's interior.
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Victoria Corless, Space.com, 6 Aug. 2025
Its star-facing dayside is scorching, while its nightside is much cooler.
—Jamie Carter, Forbes, 19 Feb. 2025
The bright purple color depicts auroras on Mars’ nightside that were detected by the ultraviolet instrument aboard NASA’s MAVEN orbiter between May 14 and 20.
—Ashley Strickland, CNN, 14 June 2024
And while the nightside is a balmier 1,100 degrees Fahrenheit, that’s still only about 120 degrees short of the melting point for aluminum.
—Andrew Paul, Popular Science, 1 May 2024
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Victoria Corless, Space.com, 6 Aug. 2025
Its star-facing dayside is scorching, while its nightside is much cooler.
—Jamie Carter, Forbes, 19 Feb. 2025
The bright purple color depicts auroras on Mars’ nightside that were detected by the ultraviolet instrument aboard NASA’s MAVEN orbiter between May 14 and 20.
—Ashley Strickland, CNN, 14 June 2024
And while the nightside is a balmier 1,100 degrees Fahrenheit, that’s still only about 120 degrees short of the melting point for aluminum.
—Andrew Paul, Popular Science, 1 May 2024
See All Example Sentences for nightside
Cite this Entry
“Nightside.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/nightside. Accessed 18 Sep. 2025.
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