core memory

Noun

1. A type of non-volatile random-access rewritable electronic memory using ferrite cores to magnetically store binary digits (bits).
   • Wilkes, on his visit to America in summer and fall 1950 had witnessed the core memory being implemented on the Whirlwind at MIT—and as in the case of seeing the control matrix in the same machine, this made a strong...

   Synonyms: core magnetic core memory ferrite core memory

2. A memory, especially one formed in childhood, which recalls a deeply significant event in one's life and can be remembered years later.
   • My high school graduation is a core memory.
   • Grandfather Frahm told young Herbert how his father had been held over a trestle and whipped repeatedly for disobedience, as if serfdom persisted. That had made a lasting imprint on Ludwig Frahm, and the recounting of...
   • Our real, inner, deep feelings are our own best teachers about who we really are. We may most often find these in our memories of childhood. It is there that many of our most deeply felt, core experiences lie. These and...