金合欢 jīnhéhuān acacia Origin Definitions Defs Strokes Stroke Words Sentences Sents 金 jīn adjective golden golden-colored; like the color of gold合欢 合歡 héhuān silk tree The mimosa or silk tree, a deciduous tree with pink flowers and leaves that close at night; it is also called 马缨花 mǎyīnghuā or 夜合花 yèhéhuā