era

Meanings

Plural: eras

Noun

• a period marked by distinctive character or reckoned from a fixed point or event
• a major division of geological time; an era is usually divided into two or more periods
• (baseball) a measure of a pitcher's effectiveness; calculated as the average number of earned runs allowed by the pitcher for every nine innings pitched
• A time period of indeterminate length, generally more than one year.
• A geochronologic unit of tens to hundreds of millions of years; a subdivision of an eon, and subdivided into periods.
• An indefinite period of time in one’s life characterized by a particular interest.

Synonyms

age, cycle, day, earned run average, epoch, era, generation, geological era, Great Year, interval, period, Platonic year, time