# rigorously

/ˈɹɪɡɝəsɫi/ (US) · /ɹˈɪɡəɹəsli/ (UK) · CEFR C1 · Adverb

Source: https://englishreference.com/word/rigorously
Updated: 2026-05-18

## Definition

to do something in a very careful and strict way. You use this when you want to show that you are following rules or standards very closely.

For teachers: in a manner that is extremely strict, thorough, or exacting. Often describes the application of rules, the conduct of research, or the enforcement of discipline.

## Examples

- The scientists tested the new drug rigorously.
- The school follows a rigorous schedule to ensure that all students meet the high standards required for graduation.
- The committee rigorously examined every piece of evidence before reaching a final verdict, leaving no room for speculation or error in the legal process.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.