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HADEAN TIME
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Dictionary entry overview: What does Hadean time mean?
• HADEAN TIME (noun)
The noun HADEAN TIME 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 TIME used as a noun is very rare.
Dictionary entry details
Sense 1
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:
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