Hadean (n)
Hadean time (n)
Hadean eon (n)
Hadean aeon (n)
Priscoan (n)
Priscoan eon (n)
Priscoan aeon (n)

n15129572

type n
lex_filenum 28
def 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)
def no evidence of life
Outgoing links
Instance Hypernym eon, aeon
Incoming links
Instance Hyponym eon, aeon

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