ineffaceable

Adjective

ineffaceable (comparative more ineffaceable, superlative most ineffaceable)

1. Incapable of being effaced.
   • Mr. Disbrowe was reclining on a well-worn horsehair-covered sofa, his frequent reclinings on which piece of furniture had stamped a deep and quite ineffaceable impression of his weighty form upon the cushion.1865, Edward Dutton Cook, Sir Felix Foy, Bart., page 233
   • […] I am sure of one thing,—scars are plenty enough in Germany, among the young men; and very grim ones they are, too. They criss-cross the face in angry red welts, and are permanent and ineffaceable.1880, Mark Twain [pseudonym] (Samuel L[anghorne] Clemens), chapter VII, in A Tramp Abroad; […], Hartford, Conn.: American Publishing Company; London: Chatto & Windus, →OCLC, pages 64–65

   Synonyms:

   indelible