English Explanatory Dictionary

Neoproterozoic

English dictionary entry

Meanings

adj
  1. 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.
name
  1. The Neoproterozoic era.

Word forms

Neoproterozoic

Etymology

From neo- + Proterozoic.

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