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    priscoan eon

    priscoan eon - 365bet中国官方网站 definition and meaning for word priscoan eon

    Definition
    (noun) the earliest eon in the history of the Earth from the first accretion of planetary material (around 4,600 million years ago) until the date of the oldest known rocks (about 3,800 million years ago); no evidence of life

  • Word used in video below:
    text: Mary do it's such Eon since we've had
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