variants
or chiefly British aeon
as in forever
a long or seemingly long period of time
it's been eons since I saw a movie at the multiplex glaciers that formed eons ago
Synonyms & Similar Words
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Example Sentences
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Recent Examples of eon
There were aeons before Helm arrived.
—
Literary Hub, 3 Nov. 2025
That would be the mythical city lost to the sea eons ago.
—Ashley Miznazi, Miami Herald, 21 Oct. 2025
Over the eons, this activity has regularly caused major earthquakes.
—Jack Tamisiea, Scientific American, 10 Oct. 2025
Harnessing these forensic investigations, the team leverages the latest science to reveal superpower adaptations and migration patterns that have been taking place for eons.
—Jesse Whittock, Deadline, 9 Oct. 2025
See All Example Sentences for eon
Literary Hub, 3 Nov. 2025
That would be the mythical city lost to the sea eons ago.
—Ashley Miznazi, Miami Herald, 21 Oct. 2025
Over the eons, this activity has regularly caused major earthquakes.
—Jack Tamisiea, Scientific American, 10 Oct. 2025
Harnessing these forensic investigations, the team leverages the latest science to reveal superpower adaptations and migration patterns that have been taking place for eons.
—Jesse Whittock, Deadline, 9 Oct. 2025
See All Example Sentences for eon
Recent Examples of Synonyms for eon
Noun
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Those tush-pushes can’t beat you if The Winter Soldier’s facing third-and-forevers.—
Joe Nguyen,
Denver Post,
17 Jan. 2026
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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.—
Sean Keeler,
The Denver Post,
14 Sep. 2019
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.—
Alex Nitzberg,
FOXNews.com,
1 Jan. 2026
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The Frostys spread joy all year, providing happy sing-a-longs to seniors living in memory care communities.—
Karen Billing,
San Diego Union-Tribune,
24 Dec. 2025
Noun
-
Family-friendly conveniences include complimentary outdoor activities such as snorkeling, windsurfing, and tennis and the Cee Bee Kids Camp for kids ages three to 10, open five days a week.—
Allison Tibaldi,
USA Today,
24 Jan. 2026
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The couple had about $500,000 saved by age 40, and have since pumped their net worth up to over $1 million.—
Ryan Ermey,
CNBC,
24 Jan. 2026
Cite this Entry
“Eon.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/eon. Accessed 26 Jan. 2026.
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