demagnetize
/'di:'mægnitaiz/ Cách viết khác : (demagnetise) /'di:'mægnitaiz/
Học thuậtThân thiện
Definition
- Verb:
- To remove the magnetic properties from something: The process of making an object or material non-magnetic by eliminating its magnetization.
- To erase data from a magnetic storage device: To clear information stored on a medium like a hard drive, magnetic tape, or floppy disk by removing its magnetic orientation.
Examples of Usage
- Verb:
- You must demagnetize the screwdriver before working on the sensitive electronics.
- The technician will demagnetize the old hard drives to ensure the data is completely unrecoverable.
- Over time, a strong magnet can accidentally demagnetize a credit card's stripe.
Advanced Usage
"To demagnetize a tool": A common industrial or electronic maintenance procedure to prevent interference.
- Watchmakers often demagnetize their tools to avoid affecting the delicate mechanisms.
"To demagnetize a ship": A historical naval procedure to protect against magnetic mines.
- During World War II, vessels were demagnetized in a process called degaussing.
Variants and Related Words
Demagnetization (n): The act or process of demagnetizing.
- The demagnetization of the material was successful.
Demagnetizer (n): A device used for demagnetizing.
- He used a demagnetizer on the audio tape head.
Demagnetise (v): British English spelling variant of 'demagnetize'.
Synonyms
- Degauss: Specifically to demagnetize, especially to neutralize a ship's magnetic field or erase data from magnetic media.
- Erase: To remove recorded material, often from magnetic tape or disk.
Related Phrasal Verbs
(This word does not commonly form phrasal verbs. Its meaning is typically expressed directly.)
Related Idioms
(There are no common idioms specifically using the word 'demagnetize'.)
Verb
- make nonmagnetic; take away the magnetic properties (of)
- demagnetize the iron shavings
- they degaussed the ship
- erase (a magnetic storage device)