Meaning of the word unsubstantiated in English

What does unsubstantiated mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

unsubstantiated

US /ˌʌn.səbˈstæn.ʃi.eɪ.t̬ɪd/
UK /ˌʌn.səbˈstæn.ʃi.eɪ.tɪd/

Adjective

not supported or proven by evidence

Example:
The claims made in the article were entirely unsubstantiated.
Rumors about the merger remained unsubstantiated for weeks.
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