Definition of Priscoan in English:


Syllabification: Pris·co·an
Pronunciation: /prisˈkōən


1Of, relating to, or denoting the eon that (in some schemes) constitutes the earliest part of the Precambrian, preceding the Archean eon. It extended from the origin of the earth to about 4 billion years ago and has left no so far identifiable rocks.
1.1 (as noun the Priscoan) The Priscoan eon.


formed irregularly from Latin priscus 'ancient' + -an.

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