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


International Scientific Vocabulary lacc- (probably from New Latin lacca) + -ase; originally formed in French

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Dictionary Entries Near laccase

Cite this Entry

“Laccase.” Dictionary, Merriam-Webster, Accessed 15 Jul. 2024.

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