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An electromagnet, such as one used in a tape recorder, that converts electrical impulses into variations in the magnetism of a surface for storage and subsequent retrieval.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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|Noun||1.||magnetic head - an electromagnet (as on a tape recorder) that converts electrical variations into magnetic variations that can be stored on a surface and later retrieved|
electromagnet - a temporary magnet made by coiling wire around an iron core; when current flows in the coil the iron becomes a magnet
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