Demagnetize Meaning: Definition, Examples, and Translations

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demagnetize

[diหหˆmรฆษกnษ™taษชz ]

Definition

Context #1 | Verb

removing magnetism

To demagnetize means to remove the magnetic properties from an object, rendering it non-magnetic. This process can occur naturally over time or through specific treatments, often involving the application of heat or an alternating magnetic field.

Synonyms

degauss, erase, nullify.

Examples of usage

  • The technician will demagnetize the hard drive to protect the data.
  • After exposure to excessive heat, the metal began to demagnetize.
  • They used a special tool to demagnetize the magnets before recycling.
  • He noticed the compass began to demagnetize when close to the large speaker.

Translations

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Interesting Facts

Science

  • Materials like iron and nickel can be demagnetized by applying heat or hammering them.
  • Demagnetizing is a crucial process in electronics to prevent interference between devices.
  • Using alternating currents can effectively demagnetize materials by disrupting their magnetic domains.

Technology

  • Hard drives can be demagnetized to erase data permanently, a process often called 'degaussing.'
  • Demagnetization is used in various industries, including automotive and aerospace, to maintain equipment reliability.
  • Magnetic separation technology relies on controlled demagnetization for the recycling of metals.

Cultural Significance

  • In the world of magic, tricks involving magnetism often include 'demagnetizing' to surprise audiences.
  • Demagnetization symbolizes letting go in psychology, referring to suppressing negative thoughts or memories.
  • Some mythologies suggest that certain metals have magical properties that can be altered by demagnetization.

Arts

  • Artists have used magnetic properties in their works, sometimes creating installations that can be demagnetized to alter the art.
  • The concept of attraction and repulsion in magnetism has been explored in various forms of contemporary dance.
  • Literature sometimes uses demagnetization metaphorically to discuss relationships that have lost their spark.

Origin of 'demagnetize'

Main points about word origin

  • The term is formed by adding 'de-' to 'magnetize,' meaning to take away the ability to magnetize.
  • The root word 'magnet' comes from the Greek 'magnฤ“tis lithos,' meaning 'Magnesian stone,' a type of lodestone.
  • The concept was first introduced in the 19th century as scientists began to understand magnetic fields.

The term 'demagnetize' derives from two components: the prefix 'de-', which signifies removal or reversal, and 'magnetize', which comes from the Latin 'magnetis', meaning 'of the magnet', itself derived from the Greek 'magnฤ“s lithos', meaning 'Magnesian stone'. The concept of demagnetization stems from the study of magnetism that gained prominence in the 19th century. The scientific understanding of how materials can be magnetized and subsequently demagnetized has evolved with advancements in physics and engineering, particularly in the fields of electromagnetism. As technology developed, especially in electronics and digital data storage, the need for demagnetization processes became critical to ensure data integrity and device functionality. Thus, the term demagnetization has found significant relevance in modern contexts, a reflection of its ongoing applicability in various scientific and practical applications.