Paleozoic paleozoic • paleozoic era · · · Info · Definitions · Characters · · Paleozoic · · Text Latin · · Script 9 · · Length 5 · · Syllables Definitions · · · (noun) from 544 million to about 230 million years ago. Synonyms: Paleozoic era. · · Noun Definition 1 (adj) of or relating to or denoting the Paleozoic era. · · Adjective Definition 1 Characters · · P latin capital letter p U+0050 a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F z latin small letter z U+007A