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.t̬ɪd/

Adjective

1.

not supported by facts:

Example:
Companies can be punished for making unsubstantiated claims about their products.
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