balsam of Tolu[tō lo̵̅o̅′]
balsam of Tolu definition by Webster's New World
balsam of Tolu definition by American Heritage Dictionary
The resin, similar to balsam of Peru, of a South American tree (Myroxylon balsamum), used especially in the manufacture of perfumes and medicinally as a basis for cough preparations.
Origin: After Tolú, a seaport of northwest Colombia.