ERA Definition

ERA
abbreviation

1. Equal Rights Amendment.

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era
noun eras

1. A distinct period in history marked by or beginning at an important event.

Thesaurus: age, period, time, day, generation, epoch, date, eon, stage, century.
2. geol.
The second largest unit of geological time, representing a subdivision of an eon.

Etymology: 17c: from Latin aera number.