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mu meson

noun

Physics.
  1. (no longer in technical use) muon.



mu meson

/ mjuː /

noun

  1. a former name for muon

“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
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Word History and Origins

Origin of mu meson1

First recorded in 1945–50
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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Burton Richter, a former director of SLAC, said in an interview that when he first met him, “Martin was already fascinated by the quest for the brotherhood of the mu mesons: Why there was only one mu meson? Why weren’t there more? Could there be more?”

Read more on New York Times

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mumchanceMumetal