Definitive

medium

dih-FIN-ih-tiv

adjective

Definition

Done or reached decisively and with authority; conclusive

Examples

This is the definitive biography of the famous author.
The court's decision was definitive and could not be appealed.

Synonyms

conclusiveauthoritativedecisiveultimate

Antonyms

tentativeprovisionalinconclusivepreliminary

Categories

GRE Tip

Definitive is a medium-difficulty GRE word. On the GRE, you might see it paired with synonyms like "conclusive" or "authoritative" in Sentence Equivalence questions. Look for contrast clues (however, despite, although) that signal the opposite meaning. Words like "tentative".

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