落叶剂 Traditional form: 落葉劑 Pinyin (reading): luòyèjì Definitions: defoliant Characters: 落 - to fall, to drop; surplus, net income 叶 - leaf, page; surname 剂 - dose; medicine; measure word for medicines Traditional characters: 落 - to fall, to drop; surplus, net income 葉 - leaf, page; surname 劑 - dose; medicine; measure word for medicines