Definition of “definitive” - English Dictionary

“definitive” in British English

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definitiveadjective

uk /dɪˈfɪn.ɪ.tɪv/ us /dɪˈfɪn.ə.t̬ɪv/

(Definition of “definitive” from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

“definitive” in American English

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definitiveadjective

us /dɪˈfɪn·ət̬·ɪv/

firm, final, and complete; not to be questioned or changed:

There is no definitive scientific evidence that coffee is harmful.

(Definition of “definitive” from the Cambridge Academic Content Dictionary © Cambridge University Press)