E`o*zo"ic (?), a. [See Eozoon.] Geol.

Of or pertaining to rocks or strata older than the Paleozoic, in many of which the eozoon has been found.

⇒ This term has been proposed for the strata formerly called Azoic, and is preferred especially by those geologists who regard the eozoon as of organic origin. See Archaean.

 

© Webster 1913.