unrememberable

English

Etymology

un- +‎ rememberable

Adjective

unrememberable (comparative more unrememberable, superlative most unrememberable)

1. That cannot be remembered.
   • 1886, Journal of the Society for Psychical Research: Volume 2:

     That was the work of a complex, remembering, matured self-conscious thought, not of vague, unrememberable sensations.