Corroborate

medium

kuh-ROB-uh-rayt

verb

Definition

To confirm or give support to a statement, theory, or finding

Examples

The witness's testimony corroborated the defendant's alibi.
New evidence corroborates the theory of climate change.

Synonyms

confirmverifysubstantiatevalidate

Antonyms

contradictrefutedisproveundermine

Categories

GRE Tip

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

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