geological era geological dating • geological fault · · · Info · Definitions · Synonyms · Characters · · geological era · · Text Common · · Latin · · Scripts 14 · · Length 7 · · Syllables Definitions · · · (noun) a major division of geological time; an era is usually divided into two or more periods. Synonyms: era, geological era. · · Noun Definition 1 Synonyms · · · era · · Synonym 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 g latin small letter g U+0067 i latin small letter i U+0069 l latin small letter l U+006C o latin small letter o U+006F r latin small letter r U+0072