mesozoic era Mesozoic • mespil · · · Info · Definitions · Characters · · mesozoic era · · Text Common · · Latin · · Scripts 12 · · Length 6 · · Syllables Definitions · · · (noun) from 230 million to 63 million years ago. Synonyms: Mesozoic, Mesozoic era, Age of Reptiles. · · Noun Definition 1 Characters · · space U+0020 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 m latin small letter m U+006D o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 z latin small letter z U+007A