# demonstrably

/dɪˈmɑnstɹəbɫi/ (US) · /dˈɛmənstɹəbli/ (UK) · CEFR C1 · Adverb

Source: https://englishreference.com/word/demonstrably
Updated: 2026-05-26

## Definition

in a way that can be clearly shown or proven to be true. You use this when you want to say that something is not just an opinion, but a fact that others can see or test.

For teachers: in a manner that can be clearly shown or proved to be true. Often used to emphasize the objective nature of a claim or the visible evidence of a situation.

## Examples

- The results are demonstrably better than last year.
- The new safety protocol has demonstrably reduced the number of accidents in the factory over the last six months.
- While the initial theory was met with skepticism, the subsequent data proved that the effect was demonstrably real and not merely a statistical anomaly.

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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.