AEON Synonyms: 26 Similar and Opposite Words

eon

noun

variants or chiefly British aeon

Definition of eon

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

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Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of eon Conspicuous wrinkles on Mercury's surface have long indicated that the tiny world has gotten smaller and smaller over the eons. — Eric Lagatta, USA Today, 11 Sep. 2026 The end goal is to not only recover nuclear fuel and isotopes, but to quickly reduce the US waste stockpile in decades rather than eons. — David Szondy august 22, New Atlas, 22 Aug. 2026 Throughout the five nights, the group performed 106 distinct songs with no repeats, many of which had not been aired in eons. — Jonathan Cohen, SPIN, 30 July 2026 There has been talk of getting the gang back together for a eons now, but nothing has come of it, unfortunately. — Paul Tassi, Forbes.com, 29 July 2026 See All Example Sentences for eon

Recent Examples of Synonyms for eon

Noun

There is a certain ease and flow to the conversation with your forevers.

— Barbara Ellis, Denver Post, 17 May 2026
Miami trailed 1-0 fast, in the sixth minute, when the defense left Guilherme Biro unmarked for a downward header off a corner kick, gifting Biro the forever-history of the first goal in the new stadium.

— Miami Herald, Miami Herald, 5 Apr. 2026

Definition of forever

Noun

The 49ers have played from ahead in each of their three games, minimizing obvious passing situations and third-and-longs.

— Chris Biderman, Sacbee.com, 30 Sep. 2026
This is the story of JAŸ-Z in 8, a new long but guarded eight-part HBO docuseries about the rapper directed and produced by Def Jam co-founder Rick Rubin.

— Craig Jenkins, Vulture, 22 Sep. 2026

Definition of long

Noun

Of all the factors that can increase a person’s risk of breast cancer, age is among the most significant.

— Allessandra DiCorato, STAT, 8 Oct. 2026
The island’s permanent Art House invites guests—of all ages—to get creative on canvas or pottery with the guidance of its resident artist.

— Condé Nast, Condé Nast Traveler, 8 Oct. 2026