verb (used with object), cor·rob·o·rat·ed, cor·rob·o·rat·ing.
Origin of corroborate
Examples from the Web for corroborator
Jode's voice was almost threatening, and he fetched one corroborator after another.Lin McLean|Owen Wister
adjective (kəˈrɒbərɪt) archaic
Word Origin for corroborate
1530s, "to give (legal) confirmation to," from Latin corroboratus, past participle of corroborare "to strengthen, invigorate," from com- "together" or "thoroughly" (see com-) + roborare "to make strong," from robur, robus "strength," (see robust).
Meaning "to strengthen by evidence, to confirm" is from 1706. Sometimes in early use the word also has its literal Latin sense, especially of medicines. Related: Corroborated; corroborating; corroborative.