Where does “era” come from?

Era comes from Late Latin aera, derived from Latin aes meaning bronze or copper, ultimately from Proto-Indo-European h₂éyos.

era (English): A time period of indeterminate length, generally...

Definitions

  1. A time period of indeterminate length, generally...

Ancestry of “era”, step by step

StepLanguageWordMeaning
1Late Latinaeraera or epoch from which time is measured;...
2Latinaeraera or epoch from which time is measured;...
3Latinaesmoney, pay, fee, fare; copper, bronze, brass;...
4Proto-Italicaosbronze, copper
5Proto-Italicajos
6Proto-Indo-Europeanh₂éyosa metal, copper, bronze

Words derived from “era

Every word from Proto-Indo-European h₂éyos
era — Etymology, Origin & Word History | Etymology Explorer