magnetic core

Noun magnetic core has 1 sense

• magnetic core(n = noun.artifact) core - (computer science) a tiny ferrite toroid formerly used in a random access memory to store one bit of data; now superseded by semiconductor memories; "each core has three wires passing through it, providing the means to select and detect the contents of each bit"
is a part of core memory, magnetic core memory, ram, random access memory, random memory, random-access memory, read/write memory
is a kind of toroid, torus