bastard sandalwood noun 1.: false sandalwood 2.: any of several trees of the family Myoporaceae: as a. (1): either of two small shrubby Australian trees (Myoporum platycarpum and M. tenuifolium) with pleasantly scented wood (2): naio c b.: an aromatic shrub or shrubby tree (Eremophila mitchelli) of Australia 3.: a small tree (Zelkova abelicea) of Crete 4.New Zealand: akeake