noun \ˈer-ə, ˈe-rə, ˈir-ə\

: a period of time that is associated with a particular quality, event, person, etc.

Full Definition of ERA

a :  a fixed point in time from which a series of years is reckoned
b :  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 :  a period identified by some prominent figure or characteristic feature <the era of the horse and buggy>
b :  a stage in development (as of a person or thing)
c :  a large division of geologic time usually shorter than an eon <Paleozoic era>

Examples of ERA

  1. the era of the horse and buggy
  2. We're just now entering an era of great prosperity.
  3. His death marks the end of an era.

Origin of ERA

Late Latin aera, from Latin, counters, plural of aer-, aes copper, money — more at ore
First Known Use: 1615

Related to ERA

Synonym Discussion of 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>.

Other Calendar Terms

antedate, estival, gloaming, luster, sesquicentennial

Rhymes with ERA



Definition of ERA

earned run average
Equal Rights Amendment

Other Baseball Terms

alley, cleanup, nightcap, safety, save, shag
ERAS Defined for Kids


noun \ˈer-ə, ˈir-ə\

Definition of ERA for Kids

:  a period of time starting from some special date or event or known for a certain feature <the computer era>
:  an important period of history <the colonial era>


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