as in darkened
being without light or without much light
wondered what might be lurking in the lightless corners of the basement
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Recent Examples of lightless
The boy grows up in the lightless void before managing to escape.
—
Noah Berlatsky, Los Angeles Times, 9 Dec. 2022
At night, lightless streets turn into treacherous obstacle courses, especially after snow and rain.
—Michael Birnbaum, Washington Post, 23 Nov. 2022
Tracking swarms of flea-size organisms through the lightless depths is trickier than following migrating whales across hemispheres.
—Katherine Harmon Courage, Scientific American, 1 Aug. 2022
After the humans arrived, Fred stayed in his lightless bog for millennia as the land was worked above, the forests shaped by fire and the fields sowed with corn, beans, and squash.
—Peter Brannen, The Atlantic, 22 June 2022
See All Example Sentences for lightless
Noah Berlatsky, Los Angeles Times, 9 Dec. 2022
At night, lightless streets turn into treacherous obstacle courses, especially after snow and rain.
—Michael Birnbaum, Washington Post, 23 Nov. 2022
Tracking swarms of flea-size organisms through the lightless depths is trickier than following migrating whales across hemispheres.
—Katherine Harmon Courage, Scientific American, 1 Aug. 2022
After the humans arrived, Fred stayed in his lightless bog for millennia as the land was worked above, the forests shaped by fire and the fields sowed with corn, beans, and squash.
—Peter Brannen, The Atlantic, 22 June 2022
See All Example Sentences for lightless
Recent Examples of Synonyms for lightless
Adjective
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Japanese astronaut Kimiya Yui posted a video to X over the weekend, showing a dazzling view of auroras spreading like a tall blanket over the darkened Earth below.—
Josh Dinner,
Space.com,
15 Jan. 2026
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Over the weekend, around 16,000 people paid their respects to the designer at his funeral chamber at the Armani Teatro designed by Tadao Ando, filled with white flowers and paper lanterns on the floor in a diagonal grid formation dimly lit up the darkened venue.—
Luisa Zargani,
Footwear News,
10 Sep. 2025
Adjective
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This part of Utah is known for its dark skies which makes for optimal stargazing.—
Brittany Anas,
Forbes.com,
21 Jan. 2026
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Prior to Washington's intervention, Venezuela relied on dark fleet tankers to export its oil and most flows headed to China, a key market for bitumen-rich grades such as Merey.—
Weilun Soon Bloomberg,
Arkansas Online,
21 Jan. 2026
Adjective
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Experts say while some practices by volunteers are acts of nonviolent civil disobedience, others may fall into murkier legal territory.—
Isabel Rosales,
CNN Money,
22 Jan. 2026
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But once again, Pietrek’s detective work shines a light on the murkier areas, digging up receipts and orders for rum—hundreds of thousands of gallons’ worth—from various sources.—
Tony Sachs,
Forbes.com,
22 Jan. 2026
Cite this Entry
“Lightless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/lightless. Accessed 26 Jan. 2026.
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