English
Detailed Synonyms for Precambrian aeon in English
Precambrian aeon:
Precambrian aeon [the ~] noun
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the Precambrian aeon
– the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago 1the Precambrian aeon; the Precambrian eon; the Precambrian period; the Precambrian– the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago 1