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diamagnet

American  
[dahy-uh-mag-nit] / ˈdaɪ əˌmæg nɪt /

noun

Physics.
  1. a diamagnetic substance.


diamagnet British  
/ ˈdaɪəˌmæɡnɪt /

noun

  1. a substance exhibiting diamagnetism

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of diamagnet

First recorded in 1860–65; back formation from diamagnetic