Adjective
Not forgettable; enduring in memory.
Source: Webster's dictionaryWhen the past is forgotten, the present is unforgettable. Martin Amis
To be a member of the Communist Party is to have a taste of the police state. It is a diluted taste but is bitter and unforgettable. Elia Kazan
Dear, sweet, unforgettable childhood! Why does this irrevocable time, forever departed, seem brighter, more festive and richer than it actually was? Anton Chekhov
From the humanistic point of view every human achievement is unforgettable and immortal in its essence, even if it is replaced by a "better" one. George Sarton
Palestine is our unforgettable historic home. The very name would be a force of marvelous potency for summoning our people together. Theodor Herzl
For all three of us, the Caracalla concert was a major event in our lives. I hope I am not immodest to think it was also unforgettable for most of the people who were present. Luciano Pavarotti