# indelible

/ˌɪnˈdɛɫɪbəɫ/ (US) · /ɪndˈɛləbəl/ (UK) · CEFR C1 · Adjective

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

## Definition

impossible to remove or forget. You use this to describe something that leaves a permanent mark, like a deep scar or a strong memory.

For teachers: impossible to remove or erase; lasting permanently. Often describes physical marks or deep-seated psychological impressions.

## Examples

- The ink on the document is indelible.
- The experience of the war left an indelible mark on the entire generation.
- The artist used a special pigment to ensure the signature remained indelible, even after decades of exposure to the elements.

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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.