English dictionary
hadean meaning and definition
Definition and meaning of hadean at MeaningMonkey.org. hadean meaning and definition in the English Dictionary.HADEAN noun
Definition of Hadean (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
- synonyms: Hadean aeon, Hadean eon, Hadean time, Priscoan, Priscoan aeon, Priscoan eon
HADEAN adjective
Definition of Hadean (adjective)
Source: Princeton University Wordnet