Dictionary.net

• small fast-growing spiny deciduous Chinese orange tree bearing sweetly scented flowers and decorative but inedible fruit: used as a stock in grafting and for hedges

2006 - WordNet 3.0
By Princeton University

• small fast-growing spiny deciduous Chinese orange tree bearing sweetly scented flowers and decorative but inedible fruit: used as a stock in grafting and for hedges

2011 - English Dictionary Database
By DataStellar Co., Ltd