Skip to content
EntityQ6428674· pop 38· linked from 275 articles

Also known as period of time

An era is a span of time defined for the purposes of chronology or historiography, as in the regnal eras in the history of a given monarchy, a calendar era used for a given calendar, or the geological eras defined for the history of Earth.

~6 min read

Article

9 sections
Contents
  • Etymology
  • Use in chronology
  • Geological era
  • Cosmological era
  • Calendar eras
  • Regnal eras
  • Historiography
  • See also
  • References

An era is a span of time defined for the purposes of chronology or historiography, as in the regnal eras in the history of a given monarchy, a calendar era used for a given calendar, or the geological eras defined for the history of Earth.

Comparable terms are Epoch, age, period, saeculum, aeon (Greek aion) and yuga (Sanskrit युग).

Connections

Categories