laccase
noun
lac·case
ˈlaˌkās
plural -s
: a blue copper-containing oxidase occurring especially in the sap of lacquer trees and having an ability to produce lacquer from the sap and induce oxidation of certain polyhydroxy phenols (as urushiol)
Word History
Etymology
International Scientific Vocabulary lacc- (probably from New Latin lacca) + -ase; originally formed in French