Carboniferous period

/ˌkɑrbəˈnɪfərəs ˌpɪriəd/
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Other forms: Carboniferous periods

Definitions of Carboniferous period
  1. noun
    from 345 million to 280 million years ago
    synonyms: Carboniferous
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    example of:
    geological period, period
    a unit of geological time during which a system of rocks formed
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