sarsaparilla . 1. f. shrub in the family of the Liliaceae, with thin stems, fickle, one to two meters long and spiny leaves petioled, alternate, rough, with many nerves, heart-shaped and persistent, greenish flowers in axillary clusters, fruit globose berries as pea and almost cylindrical fibrous roots. It is common in Spain. 2. f. BREW of the root of this plant, which is widely used in medicine as a sudorífico and purifying. 3. f. refreshing drink prepared with this plant. sarsaparilla de Indian. 1. f. American shrub of the same kind of Spain, which is distinguished in take the leaves only three nerves each. It is medicinal. sarsaparilla of the Earth. 1. f. sarsaparilla (? shrub).