noun Physics.

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

First recorded in 1955–60; hyper- + charge
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British Dictionary definitions for hypercharge



a property of baryons that is used to account for the absence of certain strong interaction decays
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