carnauba(n = noun.plant) carnauba wax - hard yellowish to brownish wax from leaves of the carnauba palm used especially in floor waxes and polishes; Array
carnauba, n.
1 a fan palm, Copernicia cerifera, native to NE Brazil.
2 (in full carnauba wax) the yellowish leaf-wax of this tree used as a polish etc.