Meaning of the word substantiation in English

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

substantiation

US /səbˌstæn.ʃiˈeɪ.ʃən/
UK /səbˌstæn.ʃiˈeɪ.ʃən/

Noun

the act of providing evidence or proof to support a claim or statement

Example:
The report lacked sufficient substantiation for its claims.
We need more data for the substantiation of our hypothesis.