Tart Mandarin: Shrub or small tree having flattened globose fruit with very sweet aromatic pulp and thin yellow-orange to flame-orange rind that is loose and easily removed; native to southeastern asia. A member of an elite intellectual or cultural group. Any high government official or bureaucrat. A high public official of imperial china. A somewhat flat reddish-orange loose skinned citrus of china. The dialect of chinese spoken in beijing and adopted as the official language for all of china.