VariousWords beta
Related Terms:
Definitions:
Noun
Precambrian
Precambrian eon
Precambrian aeon
Precambrian period
Definition: the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago
Adjective
Definition: Relating to the time and geology dated before the Phanerozoic