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Eightfold Way

noun Physics.
  1. a scheme for classifying hadrons according to a symmetry principle based on strangeness and isotopic spin: a forerunner of the quark model.
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Origin of Eightfold Way

1925–30; so named because hadrons with low mass and spin form groups of eight; with jocular allusion to the Eightfold Way of Buddhism (see Eightfold Path)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018