a quantum number assigned to baryons and mesons, equal to B + S, where B is the baryon number and S is the strangeness.
the quantum number equal to B + S + C, where C is the charm.
Origin of hypercharge
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a property of baryons that is used to account for the absence of certain strong interaction decays
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