impermissible.

Not allowed under the applicable rule, condition or standard.

Use it for

Words that belong together

• impermissible inference
• impermissible conduct

On the page

The inference was impermissible because it used information the stated method excluded.

The conduct was impermissible under the published policy regardless of whether a loss resulted.

Usage notes

Primary category: academic / formal. Forms: Normally non-gradable for a specified formal status; compare degree only where the context genuinely concerns a gradable capacity or characteristic. 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: status distinction, institutional analysis, scope qualification, rights analysis. Disciplines: formal writing, institutional procedures, legal-administrative language. Commonness: moderately common.