Eozoic
Pronunciation : E`o*zo"ic
Part of Speech : a.
Etymology : [See Eozo?n.] (Geol.)
Definition : Defn: Of or pertaining to rocks or strata older than the Paleozoic, in many of which the eozo?n has been found.
Note: This term has been proposed for the strata formerly called Azoic, and is preferred especially by those geologists who regard the eozo?n as of organic origin. See Arch?an.
Source : Webster's Unabridged Dictionary, 1913