How does the noun epoch differ from other similar words?
Some common synonyms of epoch are age, era, and period. While all these words mean "a division of time," epoch applies to a period begun or set off by some significant or striking quality, change, or series of events.
the steam engine marked a new epoch in industry
When is it sensible to use age instead of epoch?
The meanings of age and epoch largely overlap; however, age is used frequently of a fairly definite period dominated by a prominent figure or feature.
the age of Samuel Johnson
When might era be a better fit than epoch?
Although the words era and epoch have much in common, era suggests a period of history marked by a new or distinct order of things.
the era of global communications
In what contexts can period take the place of epoch?
While in some cases nearly identical to epoch, period may designate an extent of time of any length.
periods of economic prosperity
Example Sentences
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Recent Examples of epochThe extinct species was discovered in a geological layer of the cave dating back to the Late Pleistocene epoch, Zelenkov said.—Lauren Liebhaber, Miami Herald, 12 May 2025 Researchers hope the discovery will provide some new insights about the first inhabitants of Western Europe during the Early Pleistocene epoch.—Bradford Betz, Fox News, 13 Mar. 2025 According to researchers from the University of Kansas, this mysterious epoch, 2 to 3 billion years after the Big Bang, saw so much star formation that all galaxies today owe half their stellar mass to the cosmic noon.—Ross Rosenfeld, MSNBC Newsweek, 23 Apr. 2025 This is a result of a profit-first capitalist system in crisis in the epoch of imperialism’s decline.—Harrison Mantas, Fort Worth Star-Telegram, 20 Apr. 2025 See All Example Sentences for epoch
As police struggled with another day of unrest in downtown L.A., several Waymo autonomous taxis were set on fire, sending thick plumes of black smoke billowing high into the air.
—
Rebecca Ellis,
Los Angeles Times,
9 June 2025
Back in present day, each of their children lay their flower beside candles and a memorial photo as a sign of their eternal love.
On Wednesday the company announced the unveiling of the deity’s second underwater chapter, this time revealed in Roman splendor.
Ginori 1735 hosted the unveiling at boutique hotel La Posta Vecchia in Ladispoli, a seaside city historically known as a hot spot for Roman emperors.
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Sofia Celeste,
Footwear News,
4 June 2025
There’s another aspect of the show that mirrors modern times: A seething anger so strong that in one bit Judas deliberately walks into Jesus.
—
Matthew J. Palm,
The Orlando Sentinel,
4 June 2025
Unlike many period drama estates, Inveraray is open to the public, allowing visitors to step inside a genuine Scottish stronghold steeped in centuries of clan history.
—
Abby Montanez,
Robb Report,
10 June 2025
Act that provided $80 billion to the IRS over 10 years — over a 10-year period.
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