uncorroborated

adjective

un·​cor·​rob·​o·​rat·​ed ˌən-kə-ˈrä-bə-ˌrā-təd 

: not supported or made certain by evidence or authority : not corroborated

an eyewitness's uncorroborated testimony

His story was uncorroborated by the evidence.

Examples of uncorroborated in a Sentence

Recent Examples on the Web

Furthermore, the cases rely heavily on anonymous plea-bargain testimony and on reports that some police officials have acknowledged are fabricated or based on uncorroborated evidence. — James Wagner, New York Times, 7 Oct. 2026

Meanwhile, the West Fargo Police Department reportedly declined to seek charges because the AI match was uncorroborated. — Bonny Chu, FOXNews.com, 28 Sep. 2026

Grace was citing uncorroborated reports that a male had been detained for questioning south of Tucson, Arizona. — Lizzie Lanuza, StyleCaster, 20 Apr. 2026

Davis added that the camera footage previously led investigators to determine that the January 911 call, where the former lieutenant governor alleged his wife assaulted him, was uncorroborated. — Ivan Pereira, ABC News, 16 Apr. 2026

Word History

First Known Use

circa 1775, in the meaning defined above