Definition of 古生代 (こせいだい)
こせいだい
古生代
こせいだい
koseidai
noun, no-adjective
•
Paleozoic era
Related Kanji
| 古 | old |
| 生 | life, genuine, birth |
| 代 | substitute, change, convert, replace, period, age, counter for decades of ages, eras, etc., generation, charge, rate, fee |