Senses
元子 oldest son
(literary) the eldest son of an emperor or a feudal lord
元子 meatball
food item consisting of a ball of minced meat or similar ingredients; similar to 丸子
元子 salted duck egg
(archaic) a salted duck egg soaked in leaf juice until the shell turns deep red
元子 Yuanzi
a self-referential name used by the Tang dynasty poet 元结 ; also refers to his collected works