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ˈer-ə How to pronounce era (audio)
ˈir-ə How to pronounce era (audio)
: a fixed point in time from which a series of years is reckoned
: a memorable or important date or event
especially : one that begins a new period in the history of a person or thing
: a system of chronological notation computed from a given date as basis
: a period identified by some prominent figure or characteristic feature
the era of the horse and buggy
: a stage in development (as of a person or thing)
: a large division of geologic time usually shorter than an eon
Paleozoic era


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earned run average
Equal Rights Amendment
Choose the Right Synonym for era

period, epoch, era, age mean a division of time.

period may designate an extent of time of any length.

periods of economic prosperity

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

era suggests a period of history marked by a new or distinct order of things.

the era of global communications

age is used frequently of a fairly definite period dominated by a prominent figure or feature.

the age of Samuel Johnson

Examples of era in a Sentence

Noun the era of the horse and buggy We're just now entering an era of great prosperity. His death marks the end of an era.
Recent Examples on the Web
Her fashions during that era were all about an edgy, punk-y vibe. Christian Allaire, Vogue, 31 Mar. 2024 Think back to 1964's ELIZA digital therapist, or other designs of that era. John Werner, Forbes, 30 Mar. 2024 In an era where audiences have virtually limitless entertainment options at their fingertips, a stadium can no longer just be a venue to sit in a seat and watch a match. Paolo Confino, Fortune, 30 Mar. 2024 The luxury boom of the pandemic era has turned into a bust, hurting some of the industry’s most prominent players. Prarthana Prakash, Fortune Europe, 20 Mar. 2024 According to Steffen Fritz, director of the Strategic Initiatives program at the International Institute for Applied Systems Analytics (IIASA), citizen science can be a way to increase trust in data and science in an era of increasing uncertainty, misinformation and political polarization. Andrew Kersley, WIRED, 19 Mar. 2024 Good support: Ergonomic: Gaming Headsets Both experts agreed in the modern era, sound quality is high across the board in the gaming headset market. Mason Leib, ABC News, 19 Mar. 2024 Senior Night, in the era of NIL and the transfer portal, has become as much about who is going as who is staying. Mark Zeigler, San Diego Union-Tribune, 8 Mar. 2024 Taylor Swift is teasing the Reputation (Taylor's Version) era. Jack Irvin, Peoplemag, 7 Mar. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'era.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History



Late Latin aera, from Latin, counters, plural of aer-, aes copper, money — more at ore

First Known Use


1615, in the meaning defined at sense 1a

Time Traveler
The first known use of era was in 1615

Dictionary Entries Near era

Cite this Entry

“Era.” Dictionary, Merriam-Webster, Accessed 12 Apr. 2024.

Kids Definition


ˈir-ə How to pronounce era (audio) ˈer-ə How to pronounce era (audio)
: a period of time beginning with some special date or event
the Christian era
: an important or outstanding period of history
the Revolutionary era
: one of the five major divisions of geologic time
Paleozoic era

More from Merriam-Webster on era

Last Updated: - Updated example sentences
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