Definition of corroborative adjective from the Oxford Advanced American Dictionary

 

corroborative

 adjective
adjective
NAmE//kəˈrɑbərət̮ɪv//
 
, NAmE//kəˈrɑbəˌreɪt̮ɪv//
 
(formal)[usually before noun]
 
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giving support to a statement or theory Is there any corroborative evidence for this theory?
See the Oxford Advanced Learner's Dictionary entry: corroborative