마을 앞에 못이 있어 못안골이라 하였는데 음이 변하여 모산골로 되고, 이를 한자로 표기하면서 지산(池山)이 되었다.
There was a pond in front of the village, so it was called Motangol, but the sound changed to Mosangol, and it became Jisan when it was written in Chinese characters.