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.
- synonyms: Archean, Archean eon, Archean aeon, Archeozoic, Archaeozoic, Archaeozoic aeon
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). archeozoic eon. Retrieved September 20, 2026, from http://smartdefine.org/archeozoic_eon/definitions/1257347 |
| Chicago | WordNet. 2010. "archeozoic eon" http://smartdefine.org/archeozoic_eon/definitions/1257347 (accessed September 20, 2026). |
| Harvard | WordNet 2010, archeozoic eon, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/archeozoic_eon/definitions/1257347>. |
| MLA | WordNet. "archeozoic eon" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/archeozoic_eon/definitions/1257347> |