Word.ws English Dictionary

demagnetise

demagnetise verb: to make something non-magnetic by removing its magnetic properties.

Verb

demagnetise (third-person singular simple present demagnetises, present participle demagnetising, simple past and past participle demagnetised)

  1. (UK) To make something non-magnetic by removing its magnetic properties.
    Synonyms:
    degauss
  2. To erase the contents of a magnetic storage device.

Synonyms of demagnetise

Forms of demagnetise

third-person singular presentdemagnetises
present participledemagnetising
past participledemagnetised
pastdemagnetised
alternative formdemagnetize

Origin of demagnetise

From de- + magnetise.

Words formed from demagnetise

Questions about demagnetise

What does demagnetise mean?
Demagnetise means to make something non-magnetic by removing its magnetic properties.
What part of speech is demagnetise?
Demagnetise is a verb.
What is the past tense of demagnetise?
The past tense of demagnetise is demagnetised.

Words near demagnetise in the dictionary

  1. demaggoted
  2. demaggoting
  3. demaggots
  4. demagnetisation
  5. demagnetisations
  6. demagnetise
  7. demagnetised
  8. demagnetiser
  9. demagnetisers
  10. demagnetises
  11. demagnetising

Source and license

Adapted from Wiktionary: demagnetise (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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