# impassable

/ˌɪmˈpæsəbəɫ/ (US) · /ɪmpˈɑːsəbəl/ (UK) · CEFR B2 · Adjective

Source: https://englishreference.com/word/impassable
Updated: 2026-05-28

## Definition

too difficult or dangerous to travel through. You use this to describe a road, path, or area that is blocked or too rough for vehicles or people to pass.

For teachers: impossible to pass through or over; blocked by obstacles or conditions that prevent travel. Often used to describe terrain, weather, or physical barriers.

## Examples

- The heavy snow made the mountain road impassable.
- After the storm, the bridge was declared impassable due to structural damage and rising water levels.
- The dense jungle created an impassable barrier that forced the explorers to turn back before they could reach the river's source.

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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.