Dictionary search results

Showing 1-3 of 3 results

Proterozoic US English

Of, relating to, or denoting the eon that constitutes the later part of the Precambrian, between the Archean eon and the Cambrian period, in which the earliest forms of life evolved

Proterozoic New Oxford Dictionary for Writers & Editors

later part of the Precambrian aeon

the Proterozoic in Proterozoic US English

The Proterozoic eon or the system of rocks deposited during it