a. impossible to remove, erase, or wash away; permanent
The indelible ink left a permanent mark on my shirt.
Sentence in Classic:
Your catechism tells you that the sacrament of Holy Orders is one of those which can be received only once because it imprints on the soul an indelible spiritual mark which can never be effaced.
A Portrait of the Artist as a Young Man By James Joyce Context
I see her face now, better than I did then, I dare say, with its indelible look of regret and wonder turned upon me.
David Copperfield By Charles Dickens Context
Six years had elapsed, passed in a dream but for one indelible trace, and I stood in the same place where I had last embraced my father before my departure for Ingolstadt.
Frankenstein By Mary Wollstonecraft (Godwin) Shelley Context
Fanny thought exactly the same; and they were also quite agreed in their opinion of the lasting effect, the indelible impression, which such a disappointment must make on his mind.
Mansfield Park By Jane Austen Context
Fortunately, as regarded this circumstance at least, his painful past gave to his countenance an indelible sadness, and the glimmerings of gayety seen beneath this cloud were indeed but transitory.
The Count of Monte Cristo By Alexandre Dumas Context