Synonyms:
indelible, unerasable
Meaning: cannot be removed or erased; "an indelible stain"; "indelible memories"
Usage examples
At the time Edison was born, in 1847, telegraphy, upon which he was to leave so indelible an imprint, had barely struggled into acceptance by the public.
Then with lifted brows and wide eyes that to every one of his three witnesses left an indelible memory of clear and wolfish light within their glassy pupils, he turned heavily, and climbed back to his solitude.
For a young person cannot judge what is allegorical and what is literal; anything that he receives into his mind at that age is likely to become indelible and unalterable; and therefore it is most important that the tales which the young first hear should be models of virtuous thoughts.
His accent had never been English; but there was something so indelible in all these ancestral Goulds--liberators, explorers, coffee planters, merchants, revolutionists--of Costaguana, that he, the only representative of the third generation in a continent possessing its own style of horsemanship, went on looking thoroughly English even on horseback.