A fragrant balsam said to have been first brought from Santiago de Tolu, in New Granada. See Balsam of Tolu, under Balsam. [1913 Webster]
Tolu tree(Bot.), a large tree (Myroxylon toluiferum), the wood of which is red in the center, and has an aromatic rose odor. It affords the balsam called tolu.
tolu, n. a fragrant brown balsam obtained from either of two South American trees, Myroxylon balsamum or M. toluifera, and used in perfumery and medicine.