Longman Dictionary of Contemporary English homepage

Date: 1500-1600
Language: Latin
Origin: , past participle of corroborare, from com- ( COM-) + robur 'strength'

corroborate

 verb
     
cor‧rob‧o‧rate [transitive] formal
to provide information that supports or helps to prove someone else's statement, idea etc:
We now have new evidence to corroborate the defendant's story.
Experiments elsewhere corroborate these results.
—corroboration noun [uncountable]
—corroborative adjective:
corroborative evidence
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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