magnetic bubble

noun

|Updated on: 25 Jul 2018

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)

Recent Examples of magnetic bubble from the Web

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.