magnetic core

1 definition found

magnetic core - WordNet (r) 2.1 (2005) :

  magnetic core
      n 1: (computer science) a tiny ferrite toroid formerly used in a
           random access memory to store one bit of data; now
           superseded by semiconductor memories; "each core has three
           wires passing through it, providing the means to select and
           detect the contents of each bit" [syn: core, magnetic core
           ]