Journalism. the night shift of a newspaper.
Astronomy. the dark side of a planet or moon.
Origin of nightside
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for nightside
Historical Examples of nightside
My name is Nomis J. Arkdragen, assistant manager in charge of nightside dreams.The Status Civilization