rigorous.

Following demanding standards of accuracy, consistency, or thoroughness.

Use it for

Words that belong together

• rigorous analysis
• rigorous testing

On the page

Rigorous testing exposed failures the demonstration had concealed.

Usage notes

Primary category: academic / formal. Forms: Comparative more rigorous; superlative most rigorous when comparison 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: analysis, evaluation, qualification. Commonness: moderately common.