balata

noun

1. any of a genus (Manilkara, esp. M. bidentata) of tropical American trees of the sapodilla family with hard, heavy, dark-red wood used for flooring, furniture, etc.
2. the dried milky sap of these trees, a rubberlike gum used to make golf ball covers, conveyor belts, etc.

Etymology: Sp < Tupí or Galibi