Being without sunlight; dark or overcast: a sunless moor. (adjective)
Gloomy; cheerless: a sunless life. (adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "sunless" in a sentence
""This system is a first clear step that has to grow," Van Kooten says, but more research is needed and people need to get used to the idea of sunless, landless agriculture."
"An alternative to sun bathing is known as sunless tanning."
"He retired into himself, and there, in a kind of sunless, motionless void, became still more just, still more humane."