I believe the word Era stands for a time period, unless you are talking about something different, I apologize if you are. ~Minicooper Out!
era stands for the time of discovery of a place.
history of surveying from greek to modern era
The 2nd named era was the Paleoarchean Era.
Common Era (or Current Era).
It means "year one of the Current Era" (or Common Era).
They can stand for the Equal Rights Amendment. They also stand for Earned Runs Average.
ERA stands for a pitcher's earned run average.
US history is typically divided into the following epochs: Pre-Columbian era, Colonial era, Revolutionary era, Early Republic era, Civil War era, Reconstruction era, Gilded Age, Progressive era, World War era, Cold War era, Civil Rights era, and Modern era. Each of these epochs represents significant periods of change and development in American history.
No
Earned Run Average
An era is "A long and distinct period of history with a particular feature or characteristic."
It stands for Before Christ, analogous to the abbreviation BCE (Before Common Era). It means any year before the era we're 2017 years into now. Higher number BC years are farther back in history.