Definition of pi-meson in English:

pi-meson

Line breaks: pi-meson
Pronunciation: /pʌɪˈmiːzɒn
 
, -ˈmɛzɒn/

noun

another term for pion.
More example sentences
  • In 1947, English physicist Cecil Powell observed Yukawa's mesons, now called pi-mesons or pions, in the upper atmosphere, where they were produced by cosmic ray collisions.
  • If, for example, the interaction between two protons in a nucleus is studied, quite good results can be obtained by describing it as an exchange of pi-mesons.

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