English adjective: archaeozoic | |||
1. | archaeozoic of or belonging to earlier of two divisions of the Precambrian era | ||
Samples | Archeozoic life forms. | ||
Synonyms | archeozoic | ||
Similar | early | ||
Domain category | geology | ||
Antonyms | late, middle | ||
English noun: Archaeozoic | |||
1. | Archaeozoic (time) 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 | ||
Instance hypernym | aeon, eon | ||
Part meronym | Precambrian, Precambrian aeon, Precambrian eon, Precambrian period | ||