memoryful

memory +‎ -ful

memoryful (not comparable)

1. Equipped with a memory; capable of retaining information about what has happened before.
   • 1909 May, The Circle and Success Magazine‎, page 281:

     The Guest Book has a horde of other memoryful signatures.

   • 1920, The Mentor‎, volume 8, page 191:

     Like a great many other Nova Scotia towns that make provision for the tourist, Annapolis, the rare, the old, the memoryful, has pleasant stopping places of homely atmosphere.

   • 2016, Alexander B. Boyd, Dibyendu Mandal, James P. Crutchfield, “Correlation-powered Information Engines and the Thermodynamics of Self-Correction”, in arXiv‎:

     We give a broadly applicable expression for the work production of an information engine, generally modeled as a memoryful channel that communicates inputs to outputs as it interacts with an evolving environment.

• memoryless

memory +‎ -ful

memoryful (plural not attested)

1. (rare) An amount that is held by the memory.
   • 1964, Anthologies of New Zealand writing, volume 2, page 129:

     […] the company of a group of young athletes: and this athletic principle included even the sprinkling of oddities (one of them a lame young hunchback with features of aquiline delicacy, who was cherished for a memoryful of sporting statistics) […]

   • 1965, Eugene Fodor, Fodor's Guide to India, page 97:

     Any visitor will soon have a memoryful of such images and experiences.

   • 1982 June, Texas Monthly‎, volume 10, number 6, page 176:

     He has everything: opera, love, friendship, a memoryful of adventures.