# unchallenged

/ənˈtʃæɫɪndʒd/ (US) · /ʌntʃˈælɪndʒd/ (UK) · CEFR B2 · Adjective

Source: https://englishreference.com/word/unchallenged
Updated: 2026-05-20

## Definition

not being questioned or criticized by anyone. You use this to describe a situation where no one has tried to prove that something is wrong.

For teachers: not subject to criticism, opposition, or doubt. Often used to describe a state of being accepted as true or valid without any competing claims.

## Examples

- The team's record remained unchallenged for five years.
- The new law was passed without any unchallenged opposition from the local community.
- For decades, the prevailing theory of the universe's origin remained unchallenged until recent astronomical data provided evidence of a different mechanism.

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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.