Useful english dictionary. 2012.
Priscoan — 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 • Syn: ↑Hadean,… … Useful english dictionary
Priscoan eon — 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 • Syn: ↑Hadean,… … Useful english dictionary
Hadean aeon — 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 • Syn: ↑Hadean,… … Useful english dictionary
Hadean — I 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 • Syn: ↑Hadean time … Useful english dictionary
Hadean eon — 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 • Syn: ↑Hadean,… … Useful english dictionary
Hadean time — 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 • Syn: ↑Hadean,… … Useful english dictionary
