1. A performance that is considered the best, most authoritative, or most complete version of a work, setting a standard against which other performances are measured
Her rendition of Hamlet was hailed as the definitive performance of the century.
Sua interpretação de Hamlet foi aclamada como a apresentação definitiva do século.
2. A final or conclusive performance that establishes the proper interpretation or execution of something
The orchestra's definitive performance of Beethoven's symphony established new standards.
A apresentação definitiva da orquestra da sinfonia de Beethoven estabeleceu novos padrões.