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Word: neoproterozoic
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Meaning:
Adjective:
- geology Of a geologic era within the Proterozoic eon; comprises the Tonian, Cryogenian and Ediacaran periods from about 1000 to 544 million years ago, when algae and sponges flourished.
Source: Wiktionary
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Proper noun:
- geology The Neoproterozoic era.
Source: Wiktionary
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