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
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 epochThat stoppage happened during an epoch that occurred between about 150 million and one billion years after the Big Bang when the universe's first stars and galaxies formed.—Eric Lagatta, USA TODAY, 17 Feb. 2025 To some in Hollywood, today’s rhetoric reflects a throwback to the epoch of the backlist decades ago.—Peter Bart, Deadline, 30 Jan. 2025 During the Pleistocene epoch (2.59 million to 11,700 years ago), there were roughly 20 cycles of long glacial periods (40,000 to 100,000 years) followed by shorter interglacial periods lasting around 20,000 years.—Beth Brady, Sun Sentinel, 21 Jan. 2025 The epoch of reionization describes the period from 680 million years to 1.1 billion years after the Big Bang, during which high-energy light began to strip electrons away from hydrogen ions, allowing light to travel freely once more.—Robert Lea, Space.com, 17 Jan. 2025 See All Example Sentences for epoch
Washington — House Republicans are pursuing a stopgap measure to keep the government funded through September, looking to shore up support for the continuing resolution with less than 10 days to prevent a government shutdown.
—
Kaia Hubbard,
CBS News,
5 Mar. 2025
There’s no reason to use different color-grading to signal flashback vs present day.
The metal is Omega’s own alloy and offers corrosion resistance without verdigris-oxidation, allowing a slow aging process that results in a natural and beautiful patina over a longer period of time.
—
Cait Bazemore,
Robb Report,
28 Feb. 2025
The order marks the first time the country has ever had a national language.
He’s also been New York’s savior during a turbulent period since Jan. 1, pulling out late-game heroics several times over the last few weeks to help the Knicks stay slotted in the No. 3 spot in the East.
—
James L. Edwards III,
The Athletic,
8 Mar. 2025
The first period featured six shots by each side but no pucks finding the back of the net.
By the numbers: Among Americans ages 25 and older with a bachelor's degree or more who moved to a new county in 2023, 2.4% relocated to Denver.
Cities including Atlanta (2.9%), Los Angeles (2.4%) and Chicago (2.4%) shared similar rates.
—
Esteban L. Hernandez,
Axios,
28 Feb. 2025
During the 1990s and 2000s, for example, protests on college campuses over Nike’s use of sweatshop labor forced the company to raise the minimum age for hiring new workers at shoe factories to 18 and allow human rights groups to inspect factory conditions in Asia.
Share