HyperDic: magnetic_head

English > 1 sense of the expression magnetic head:
NOUNartifactmagnetic headan electromagnet (as on a tape recorder) that converts electrical variations into magnetic variations that can be stored on a surface and later retrieved
English > magnetic head: 1 sense > noun 1, artifact
MeaningAn electromagnet (as on a tape recorder) that converts electrical variations into magnetic variations that can be stored on a surface and later retrieved.
Part oftape recorder, tape machineA magnetic recorder using magnetic tape
BroaderelectromagnetA temporary magnet made by coiling wire around an iron core

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