Definition of unsubstantiated adjective from the Oxford Advanced Learner's Dictionary



BrE BrE//ˌʌnsəbˈstænʃieɪtɪd//
; NAmE NAmE//ˌʌnsəbˈstænʃieɪtɪd//
jump to other results
not proved to be true by evidence synonym unsupported an unsubstantiated claim/rumour, etc. The court found that most of her claims were unsubstantiated. There were unsubstantiated rumours of abuse at the prison.
See the Oxford Advanced American Dictionary entry: unsubstantiated