Definition of Hadean Eon in English :
Define Hadean Eon in English
Hadean Eon meaning in English
Meaning of Hadean Eon in English
Pronunciation of Hadean Eon in English
Hadean Eon pronunciation in English
Pronounce Hadean Eon in English
Hadean Eon
see synonyms of hadean eonNoun
1. hadean, hadean aeon, hadean eon, hadean time, priscoan, priscoan aeon, priscoan eon
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
WordNet Lexical Database for English. Princeton University. 2010.