unarguable.

So clear or well supported that reasonable disagreement is difficult.

Use it for

Words that belong together

• unarguable fact
• unarguable case

On the page

The need to repair the bridge was unarguable.

Usage notes

Primary category: analysis / argumentation / evidence. Forms: Normally non-gradable; no ordinary comparative or superlative. 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. Commonness: moderately common.