Definition of 八十代 (はちじゅうだい)
はちじゅうだい
                        八十代
はちじゅうだい
hachijuudai
noun
•
        
the eighties (age, years, etc.)
Related Kanji
| 八 | eight, eight radical (no. 12) | 
| 十 | ten | 
| 代 | substitute, change, convert, replace, period, age, counter for decades of ages, eras, etc., generation, charge, rate, fee |