unquestionable.

Not reasonably open to doubt in the relevant respect.

Use it for

Words that belong together

• unquestionable evidence
• unquestionable importance

On the page

The evidence gave the narrow conclusion unquestionable support.

The issue’s unquestionable importance did not determine which remedy would be effective.

Usage notes

Primary category: analysis / argumentation / evidence. Forms: Comparative more unquestionable; superlative most unquestionable where gradation is meaningful. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings. Established modern English lexical item. No separate regional spelling or grammatical inflection entry. Writing functions: counterevidence assessment, argument critique, qualified assertion, formal disagreement. Disciplines: argumentation, research interpretation, social analysis. Commonness: moderately common.