Meaning Of The Word Pion
What's the definition of Pion? Find Pion meanings, definitions and more at the Real Dictionary online.
Pion Meaning
| Pion Definition |
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What's The Definition Of Pion?
pion in American English
any of three short-lived mesons that may be positive, negative, or neutral: pions have a mass c. 270 times that of an electron and play an important role in the binding forces within the nucleus of an atom noun: the first meson to be discovered: it has spin 0 and may be positively or negatively charged or neutral; charged pions decay into a muon and a neutrino or antineutrino pion in British English noun: a meson having a positive or negative charge and a rest mass 273.13 times that of the electron, or no charge and a rest mass 264.14 times that of the electron |
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