|  | 
Definition of Old Korean
1. Proper noun. The language spoken in Korea and written in hanja, which evolved into Middle Korean by the 10th Century. ¹
¹ Source: wiktionary.com
|  | 
1. Proper noun. The language spoken in Korea and written in hanja, which evolved into Middle Korean by the 10th Century. ¹
¹ Source: wiktionary.com