1
as in perpetuity
endless time
the question whether the universe will end someday or continue to exist in eternity
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in immortality
unending existence after death
a firm belief in the eternity of the soul
Synonyms & Similar Words
3
as in forever
a long or seemingly long period of time
we waited in line for tickets for an eternity
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of eternity
Anthony set off for the edge of the North China Plain, where gargantuan wind turbine blades on trucks took what felt like an eternity to pass on the roads.
—
Brittney Melton, NPR, 29 Dec. 2025
Red Bandana troubadour, braids like twin ropes lassoing eternity?
—Alex Abramovich, New Yorker, 22 Dec. 2025
Kyiv — The three hours Maksym spent being transported through the battlefield in eastern Ukraine felt like an eternity.
—Ivana Kottasová, CNN Money, 21 Dec. 2025
However, he's been away from the game for what feels like an eternity now.
—Matthew Couden, MSNBC Newsweek, 11 Dec. 2025
See All Example Sentences for eternity
Recent Examples of Synonyms for eternity
Noun
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Helen Paves’ story now powers that legacy into perpetuity.—
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Lifetime subscribers get access to all the current features in perpetuity—the company can't guarantee that Premium Lifetime members will get all future features, however, citing the unknowable nature of related costs.—
Noun
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But at what price this 2025 sports immortality for Indiana and its fans?—
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There’s immortality entwined with property acquisition and cadaver dating apps and more than one magical or intergalactic heist!—
Noun
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One way to mess with an option team’s Plan A is to not only stick them with third-and-forevers, but to put them in an early hole, making them throw out of desperation.—
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Printed with thermochromic ink, the stamp reveals a second image of the moon when a finger is pressed to it, and a sheet of 16 Forever stamps features a map of the eclipse path.—
Noun
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To sidestep the inconvenience of infinity, mathematicians have recently focused their search on singularities with a special property called self-similarity.—
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Out back, a heated saline infinity-edge pool and spa looks out on the water in the near distance.—
Noun
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Nowadays, the outdoors with all its foreverness and fresh air is becoming that go-to place to celebrate our upcoming holidays.—
Noun
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And while Mamdani longs for a future of free Big Apple trips, riders will instead be getting slapped with price hikes in a matter of days.—
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The Frostys spread joy all year, providing happy sing-a-longs to seniors living in memory care communities.—
Cite this Entry
“Eternity.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/eternity. Accessed 13 Jan. 2026.
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