corroboratory
/kəˈrɑbərəˌtɔri/
adjective
- Serving to support or confirm a statement, theory, or finding; providing evidence that makes something more certain.
- The lab results were corroboratory, confirming the initial diagnosis.
- The detective found corroboratory evidence that placed the suspect at the scene.
- Her testimony was corroboratory, matching the details given by the other witness.
Antonyms