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Precambrian

Noun CEFR C1
priːˈkam.bɹɪ.ən

Definitions

The Precambrian supereon; spanning from the formation of the Earth around 4.6 billion years ago to the emergence of hard-shelled creatures 541 million years ago.

Equivalents

5 more languages

CEFR level

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

precampaign precancel precancellation precancer precancerosis precandidacy

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