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单词 preon
释义

Definition of preon in English:

preon

noun ˈpriːɒnˈpriːən
Particle Physics
  • A hypothetical particle postulated as a constituent of quarks and leptons.

Origin

1970s; earliest use found in Nigel Calder (b. 1931). From pre- + -on.

 
 

Definition of preon in US English:

preon

noun
Particle Physics
  • A hypothetical particle postulated as a constituent of quarks and leptons.

Origin

1970s; earliest use found in Nigel Calder (b. 1931). From pre- + -on.

 
 
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更新时间:2026/6/9 2:15:05