adjective Pa·leo·zo·ic \ˌpā-lē-ə-ˈzō-ik, especially British ˌpa-\

Definition of PALEOZOIC

:  of, relating to, originating in, or being an era of geological history that extends from the beginning of the Cambrian to the close of the Permian and is marked by the culmination of nearly all classes of invertebrates except the insects and in the later epochs by the appearance of terrestrial plants, amphibians, and reptiles; also :  relating to the corresponding system of rocks — see geologic time table
Paleozoic noun

First Known Use of PALEOZOIC


Rhymes with PALEOZOIC

PALEOZOIC Defined for Kids


noun Pa·leo·zo·ic \ˌpā-lē-ə-ˈzō-ik\

Definition of PALEOZOIC for Kids

:  an era of geological history ending about 280 million years ago which came before the Mesozoic and in which vertebrates and land plants first appeared


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