1. A long period of time marked by distinctive character, events, or conditions
We are living in the digital era.
Estamos vivendo na era digital.
2. A system of chronology reckoned from a particular date or event
The Common Era begins with the birth of Christ.
A Era Comum começa com o nascimento de Cristo.
3. In geology, a major division of time in the Earth's history
The Mesozoic Era was the age of dinosaurs.
A Era Mesozoica foi a idade dos dinossauros.