subnuclear particle

subnuclear particle
/sub nooh"klee euhr, -nyooh"-/ or, by metathesis, /-kyeuh leuhr/ Physics.
any of the elementary particles, including those that do not exist in stable matter but appear as a result of high-energy collisions of other particles or nuclei.
[1960-65; SUB- + NUCLEAR]

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Universalium. 2010.

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