Synonyms and Antonyms for paleozoic-era

3. era (n.)

a period marked by distinctive character or reckoned from a fixed point or event

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4. ERA (n.)

(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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5. era (n.)

a major division of geological time; an era is usually divided into two or more periods

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