English noun: era |
1. | era (time) a period marked by distinctive character or reckoned from a fixed point or event |
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| Synonyms | epoch |
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| Broader (hypernym) | period, period of time, time period |
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| Narrower (hyponym) | age, day, historic period, modern era |
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| Instance hyponym | Caliphate, Christian era, Common era |
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2. | era (time) a major division of geological time; an era is usually divided into two or more periods |
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| Synonyms | geological era |
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| Broader (hypernym) | geologic time, geological time |
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| Instance hyponym | Age of Mammals, Age of Reptiles, Cenozoic, Cenozoic era, Mesozoic, Mesozoic era, Paleozoic, Paleozoic era |
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| Part holonym | geological period, period |
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| Part meronym | aeon, eon |
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3. | ERA (communication) (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 |
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| Synonyms | earned run average |
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| Broader (hypernym) | criterion, measure, standard, touchstone |
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| Domain category | baseball, baseball game |
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