Definition of Priscoan Eon in English :
Define Priscoan Eon in English
Priscoan Eon meaning in English
Meaning of Priscoan Eon in English
Pronunciation of Priscoan Eon in English
Priscoan Eon pronunciation in English
Pronounce Priscoan Eon in English
Priscoan Eon
see synonyms of priscoan 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.