EON 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

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

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Recent Examples of eon Or, instead all its fragments may have scattered into the asteroid belt to rain down as angrites across the eons, says William Bottke, a solar system scientist at the Southwest Research Institute, who was uninvolved with the study. — Jenna Ahart, Scientific American, 9 June 2026 Perhaps being surrounded by an aeon of history accounts for some of the designer’s fascination with ancient tales. — Rachel Elspeth Gross, Forbes.com, 6 June 2026 People have been doing it for eons. — Baz Bamigboye, Deadline, 2 June 2026 This is what the sages, the poets, everybody’s written about for eons. — Steve Appleford, SPIN, 20 May 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

Prime brokers Goldman Sachs, JPMorgan Chase, and Bank of America issued margin calls, and the fund ultimately sold its entire public equities book—longs and shorts alike—to a single unnamed buyer before Thursday’s open.

— Nick Lichtenberg, Fortune, 30 July 2026
So, the pressure went into the basis and sat there, with longs paid a fortune to hold the other side.

— Alice Liu, Forbes.com, 29 July 2026

Definition of long

Noun

Hagel has, amazingly, turned into one of the best wings in hockey with his top comp being Mark Stone at the same age.

— Dom Luszczyszyn, New York Times, 22 July 2026
More than 2,000 volunteers are helping Polish scientists restore the skeleton of the Mastodonsaurus, a fearsome aquatic predator from around the dawn of the dinosaur age.

— ABC News, ABC News, 22 July 2026