Black's Law Dictionary (2nd edition)dictionaries

Corroborate

To strengthen; to add weight or credibility to a thing by additional and confirming facts or evidence. Still v. State (Tex. Cr. R.) 50 S. W. 355; State v. Hicks, 6 S. D. 825, 60 N. W. 66; Schefter v. Hatch, 70 Hun, 597, 25 N. ¥. Supp. 240

Source: Black's Law Dictionary 2nd Ed (1910)