年代 Traditional form: 年代 Pinyin (reading): niándài Definitions: a decade of a century (e.g. the Sixties) age era period CL:個/个 (gè) Characters: 年 - year; anniversary; a person's age 代 - era, generation; to substitute for, to replace Traditional characters: 年 - year; anniversary; a person's age 代 - era, generation; to substitute for, to replace