CORROBORATE, verb transitive [Latin , to strengthen, strength.] 1. To strengthen; to make strong, or to give additional strength to; as, to corroborate the nerves; to corroborate the judgment, authority or habits. 2. To confirm; to make more certain. The news was doubtful, but is corroborated by recent advices.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI