HADEAN AEON
Dictionary entry overview: What does Hadean aeon mean? • HADEAN AEON (noun)
The noun HADEAN AEON has 1 sense:
1. 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
Familiarity information: HADEAN AEON used as a noun is very rare.
Dictionary entry details
• HADEAN AEON (noun)
Meaning:
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
Classified under:
Nouns denoting time and temporal relations
Synonyms:
Hadean; Hadean aeon; Hadean eon; Hadean time; Priscoan; Priscoan aeon; Priscoan eon
Instance hypernyms:
aeon; eon (the longest division of geological time)
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