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nightside

American  
[nahyt-sahyd] / ˈnaɪtˌsaɪd /

noun

  1. Journalism. the night shift of a newspaper.

  2. Astronomy. the dark side of a planet or moon.


Etymology

Origin of nightside

1840–50 for an earlier sense; night + side 1


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

A molten surface ocean could move some heat, but without an atmosphere, the nightside would likely remain solid, limiting heat transfer.

From Science Daily ● Mar. 22, 2026

The analysis shows that the nightside is probably covered in a thick, high layer of clouds that prevent some of the infrared light from escaping to space.

From Science Daily ● Apr. 30, 2024

A smeared-out thermal emission across both a world’s illuminated dayside and its dark nightside would suggest some medium for transporting heat from infalling starlight—that is, an atmosphere.

From Scientific American ● May 11, 2023

Whenever Hubble orbits on the nightside of Earth, it loses the view of the Sun and must store power in its batteries.

From The Verge ● Jan. 24, 2022

"My name is Nomis J. Arkdragen, assistant manager in charge of nightside dreams."

From The Status Civilization by Robert Sheckley

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