definitive

[dih-fin-i-tiv] / dɪˈfɪn ɪ tɪv /

ADJECTIVE

authoritative

Synonyms

STRONGEST

actual categorical clear-cut conclusive decisive definite exhaustive precise reliable specific ultimate unambiguous

WEAK

absolute closing complete completing concluding determining downright ending express final finishing flat out last limiting nailed down perfect plain real settling straight out terminal terminating

Antonyms

STRONGEST

ambiguous false imprecise indefinite inexact questionable uncertain vague

WEAK

incomplete inconclusive interim temporary unreliable

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

White House spokeswoman Karoline Leavitt nevertheless cautioned that Washington had not yet taken a definitive position on the matter.

From Barron's • Apr. 9, 2026

Some are staying on the sidelines, waiting for a concrete development or a definitive end to the war before committing to a major trade.

From The Wall Street Journal • Apr. 7, 2026

He said he did not have a definitive figure of the number of people he had helped but thinks it could be up to 500 people.

From BBC • Apr. 1, 2026

A definitive ruling by the nation’s highest court is expected by early summer.

From Los Angeles Times • Apr. 1, 2026

For every one of these questions Viking has provided definitive or at least plausible answers.

From "Cosmos" by Carl Sagan

Vocabulary lists containing definitive

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G.1: Principles of Geography (Sources 1–14)

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Extremely Loud and Incredibly Close

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