magnetic bubble

noun

Definition of magnetic bubble

: a tiny movable magnetized cylindrical volume in a thin magnetic material that along with other like volumes can be used to represent a bit of information (as in a computer)

Examples of magnetic bubble in a Sentence

Recent Examples on the Web However, more powerful solar outbursts can give birth to geomagnetic storms that wreak havoc in Earth’s magnetic bubble, potentially delivering serious damage to the planet’s electrical infrastructure. National Geographic, "Solar storms can be even worse if you live near certain rocks," 18 Mar. 2019 This onslaught damages electronic circuits on satellites, and any astronauts outside of Earth’s magnetic bubble could get a potentially life-threatening dose of radiation. National Geographic, "Solar storms can be even worse if you live near certain rocks," 18 Mar. 2019 Then, 18 hours to several days after the start of the event, a colossal plasma cloud known as a coronal mass ejection may crash into Earth’s magnetic bubble at 1,900 miles a second. National Geographic, "Solar storms can be even worse if you live near certain rocks," 18 Mar. 2019 By mapping plasma around Saturn, researchers can determine the planet’s magnetosphere, or the magnetic bubble that surrounds some planets. Joe Pappalardo, Popular Mechanics, "Saturn and Its Moon Enceladus Talk To Each Other. The Sound Is Perfectly Cosmic and Eerie.," 10 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'magnetic bubble.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of magnetic bubble

1969, in the meaning defined above

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The first known use of magnetic bubble was in 1969

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Cite this Entry

“Magnetic bubble.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/magnetic%20bubble. Accessed 25 Feb. 2020.

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