The time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life.
Of or belonging to earlier of two divisions of the Precambrian era.
No hi ha cap exemple disponible per a cap sinònim
1Appears to indicate, as I suspected, that earth has seen whole cycle or cycles of organic life before known one that begins with Archæozoic cells.
Translations for Archaeozoic