Neem tree \Neem" tree`\ [Hind. n[=i]m.] (Bot.) An Asiatic name for {Melia Azadirachta}, and {M. Azedarach}. See {Margosa}.
Melia Azadirachta n : large semi-evergreen tree of the East Indies; trunk exudes a tenacious gum; bitter bark used as a tonic; seeds yield an aromatic oil; sometimes placed in genus Melia [syn: {neem}, {neem tree}, {nim tree}, {margosa}, {arishth}, {Azadirachta indica}]