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Hadean aeon
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
synonym
Hadean
Hadean eon
Hadean time
Priscoan
Priscoan aeon
Priscoan eon
instance hypernym
aeon
eon
Hadean aeon vs Hadean
Hadean aeon vs Hadean eon
Hadean aeon vs Hadean time
Hadean aeon vs Priscoan
Hadean aeon vs Priscoan aeon
Hadean aeon vs Priscoan eon
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