| Noun | 1. | Delonix - evergreen or deciduous trees of tropical Africa and India rosid dicot genus - a genus of dicotyledonous plants Caesalpinioideae, subfamily Caesalpinioideae - alternative name in some classification systems for the family Caesalpiniaceae Delonix regia, flamboyant, peacock flower, Poinciana regia, royal poinciana, flame tree - showy tropical tree or shrub native to Madagascar; widely planted in tropical regions for its immense racemes of scarlet and orange flowers; sometimes placed in genus Poinciana |