definitive

1. ADJ Something that is definitive provides a firm conclusion that cannot be questioned. 確定的

No one has come up with a definitive answer as to why this should be so. 至於爲什麽該這樣，還沒有人給出明確的答複。

2. definitivelyADV 確定地

Law enforcement officials had definitively identified Blanco as a potential suspect. 執法官員明確認爲佈蘭科是個可能的嫌疑犯。

3. ADJ A definitive book or performance is thought to be the best of its kind that has ever been done or that will ever be done. 權威性的

...Ian Macdonald's definitive book on The Beatles. …伊恩·麥尅唐納寫的有關甲殼蟲樂隊的最權威的書。