arkeen

التركية - الإنجليزية

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archean

the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life

An eon of geologic time extending from about 3 9 billion years to 2 5 billion years ago

{s} (Geology) of or pertaining to the earliest known forms of rocks; of or belonging to the earlier of the two divisions of Precambrian time

used of the earliest known rocks

Said of the rocks of the Archaistic

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Said of the rocks of the Archeozoic

the time from 3,800 million years to 2,500 million years ago; earth's crust formed; unicellular organisms are earliest forms of life used of the earliest known rocks

التركية - التركية

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Kambriyumlardan önce oluşan en eski yer katı

الواصلة

ar·ke·en