# infernal

/ˌɪnˈfɝnəɫ/ (US) · /ɪnfˈɜːnəl/ (UK) · CEFR C1 · Adjective

Source: https://englishreference.com/word/infernal
Updated: 2026-05-29

## Definition

relating to hell or the devil. It describes something that is very hot, loud, or unpleasant.

For teachers: relating to hell, the devil, or the infernal regions. Often used to describe environments or experiences that are intensely unpleasant, noisy, or oppressive.

## Examples

- The infernal heat made it impossible to work outside.
- The city's infernal traffic during rush hour is a major source of stress for local residents.
- The poet's description of the infernal landscape is so vivid that the reader can almost feel the heat of the eternal flames and the weight of the heavy air.

---

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.