| Noun | 1. | Persian lilac - tree of northern India and China having purple blossoms and small inedible yellow fruits; naturalized in the southern United States as a shade treegenus Melia, Melia - type genus of the Meliaceae: East Indian and Australian deciduous trees with leaves resembling those of the ash tree - a tall perennial woody plant having a main trunk and branches forming a distinct elevated crown; includes both gymnosperms and angiosperms | |