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Era
01
a period of history marked by particular features or events
Examples
The fall of the Berlin Wall marked the beginning of a new era in European politics.
The discovery of penicillin marked the start of a new era in medical treatment and antibiotics.
02
(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
Examples
His ERA dropped after the midseason adjustment.
A sub-3.00 ERA signals elite performance.
03
(geology) a subdivision of time that divides eon into smaller units
Examples
The Mesozoic Era ended with a mass extinction.
Fossils from this era are widespread.
04
a phase in life or culture marked by specific interests, priorities, or trends
SlangExamples
He 's in his gamer era lately, playing all day.
This era of my life is all about fitness.
