Meaning : The time from 3,800 million years to 2,500 million years ago. Earth's crust formed. Unicellular organisms are earliest forms of life.
Synonyms : archaeozoic aeon, archean, archean aeon, archean eon, archeozoic, archeozoic eon
Meaning : Of or belonging to earlier of two divisions of the Precambrian era.
Example :
Archeozoic life forms.
Synonyms : archeozoic