Synonyms of Precambrian Aeon in English :
Antonyms of Precambrian Aeon in English
Thesaurus of Precambrian Aeon in English
Precambrian Aeon
see definition of precambrian aeonSynonyms of precambrian aeon
1. (noun) the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago