Archean Eon — synonyms, definition

1. Archean eon (Noun)

7 synonyms
Archaean Archaeozoic Archaeozoic aeon Archean Archean aeon Archeozoic Archeozoic eon
1 definition

Archean eon (Noun) — The time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life.

2 types of
aeon eon
4 parts of
Precambrian Precambrian aeon Precambrian eon Precambrian period