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Archaeozoic
Ar·chae·o·zo·ic A0404100 (är′kē-ə-zō′ĭk)adj. & n. Variant of Archeozoic.Archaeozoic (ˌɑːkɪəˈzəʊɪk) or Archeozoicadj (Geological Science) a former word for ArchaeanAr•che•o•zo•ic (ˌɑr ki əˈzoʊ ɪk)
adj. 1. of or pertaining to the earlier half of the Precambrian Era, before 2.5 billion years ago, when the only life forms were blue-green algae and bacteria. n. 2. the Archeozoic division of geologic time or the rock systems formed then. [1870–75; archeo- + -zoic] Thesaurus| Noun | 1. | Archaeozoic - the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of lifeArchaeozoic aeon, Archean, Archean aeon, Archean eon, Archeozoic, Archeozoic eonPrecambrian, Precambrian aeon, Precambrian eon, Precambrian period - the eon following the Hadean time and preceding the Phanerozoic eon; from about 3,800 million years ago until 544 million years ago | | Adj. | 1. | archaeozoic - of or belonging to earlier of two divisions of the Precambrian era; "archeozoic life forms"archeozoicgeology - a science that deals with the history of the earth as recorded in rocksearly - at or near the beginning of a period of time or course of events or before the usual or expected time; "early morning"; "an early warning"; "early diagnosis"; "an early death"; "took early retirement"; "an early spring"; "early varieties of peas and tomatoes mature before most standard varieties" |
EncyclopediaSeeArcheozoicArchaeozoic
Synonyms for Archaeozoicnoun the time from 3,800 million years to 2,500 million years agoSynonyms- Archaeozoic aeon
- Archean
- Archean aeon
- Archean eon
- Archeozoic
- Archeozoic eon
Related Words- Precambrian
- Precambrian aeon
- Precambrian eon
- Precambrian period
adj of or belonging to earlier of two divisions of the Precambrian eraSynonymsRelated Words |