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Meaning of Paleoarchean | Babel Free

Adjective CEFR C1

Definitions

Of a geologic era within the Archaean eon from about 3600 to 3200 million years ago; the first aerobic bacteria appeared at this time.

not-comparable

CEFR level

C1

Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

Paleoasian paleoatmospheric paleobathymetric paleobehavioural paleobiogeographic paleobiogeographical