What is the meaning of memory?

noun

• Something that is remembered.
  • usage: "search as he would, the memory was lost"
• The cognitive processes whereby past experience is remembered.
  • usage: "he can do it from memory"; "he enjoyed remembering his father"
  • synonyms: remembering
• The power of retaining and recalling past experience.
  • usage: "he had a good memory when he was younger"
  • synonyms: retention, retentiveness, retentivity
• An electronic memory device.
  • usage: "a memory and the CPU form the central part of a computer to which peripherals are attached"
  • synonyms: computer memory, storage, computer storage, store, memory board
• The area of cognitive psychology that studies memory processes.
  • usage: "he taught a graduate course on learning and memory"