The meaning of INDELIBLE is that cannot be removed, washed away, or erased. How to use indelible in a sentence.

Remembering, reminding and reminders (Definition of indelible from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

Jan 20, 2026 · Adjective indelible (comparative more indelible, superlative most indelible) Having the quality of being difficult to delete, remove, wash away, blot out, or efface.

Definition of indelible adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Impossible to remove, erase, or wash away; permanent: indelible ink. 2. Making a mark not easily erased or washed away: an indelible pen for labeling clothing. 3. Unable to be forgotten; memorable: …

The adjective indelible describes something that can't be erased or removed, like marks made by an indelible marker, or an indelible moment you will never forget, like your first day of kindergarten or …

making marks that cannot be erased, removed, or the like: indelible ink. that cannot be eliminated, forgotten, changed, or the like: the indelible memories of war; the indelible influence of a great teacher.

If you say that something leaves an indelible impression, you mean that it is very unlikely to be forgotten. My visit to India in 2017 left an indelible impression on me.

There are five meanings listed in OED's entry for the adjective indelible, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence.

Her performance made an indelible [= unforgettable] impression on me. His achievements left an indelible [= enduring] mark on the era.