definitive

word

/dɪˈfɪnɪtɪv/
/dɪfˈɪnɪtˌɪv/

Definition

Something that is definitive is considered the most complete, final, or authoritative, leaving no doubt or need for change. It can describe decisions, answers, or works seen as the best or last word on a subject.

Usage & Nuances

Common in academic, formal, and professional settings. Frequently used with 'answer,' 'edition,' 'decision,' and 'guide.' Not for casual speech. Do not confuse with 'definite' (certain), which has a different meaning.

Example Sentences

This is the definitive answer to the question.

basic

The scientists made a definitive discovery about the virus.

basic

She published the definitive guide to modern art.

basic

We're waiting for a definitive decision from the director before moving forward.

natural

His book is considered the definitive work on climate change.

natural

There isn’t a definitive answer yet—more research is needed.

natural