'Immemorable' definitions:

Definition of 'Immemorable'

From: GCIDE
  • Immemorable \Im*mem"o*ra*ble\, a. [L. immemorabilis; pref. im- not + memorabilis memorable: cf. F. imm['e]morable. See Memorable.] Not memorable; not worth remembering. --Johnson. [1913 Webster]