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Word of the Day Tuesday, June 9, 2026

undemonstrable

/ˌʌndɛmənˈstræbəl/ adjective · British & US
Valid in UK
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What does undemonstrable mean?

adjective

Impossible to demonstrate or prove; incapable of being shown or exhibited.

Example

"The theory's undemonstrable nature made it difficult to accept as fact."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for undemonstrable

Antonyms of undemonstrable

Rhymes with undemonstrable

Etymologically related