'magnetic head' definitions:

Definition of 'magnetic head'

(from WordNet)
noun
An electromagnet (as on a tape recorder) that converts electrical variations into magnetic variations that can be stored on a surface and later retrieved

Definition of 'magnetic head'

From: GCIDE
  • magnetic head \magnetic head\ n. (Electronics) An electromagnet (as on a tape recorder) that converts electrical variations into magnetic variations that can be stored on a magnetizable surface and later retrieved. [WordNet 1.5]