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Geological period
/dʒˌɪəlˈɒdʒɪkəl pˈiəɹɪəd/
/dʒˌɪəlˈɑːdʒɪkəl pˈiəɹɪəd/Geological period
01
a unit of geological time during which a system of rocks formed
/dʒˌɪəlˈɒdʒɪkəl pˈiəɹɪəd//dʒˌɪəlˈɑːdʒɪkəl pˈiəɹɪəd/
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/dʒˌɪəlˈɒdʒɪkəl pˈiəɹɪəd//dʒˌɪəlˈɑːdʒɪkəl pˈiəɹɪəd/a unit of geological time during which a system of rocks formed