mu meson

noun

, Physics.

1. (no longer in technical use) muon.

mu meson

/ mjuː /

noun

1. a former name for muon

Word History and Origins

Origin of mu meson¹

First recorded in 1945–50

Example Sentences

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?”

From New York Times