hypercharge

noun
hy·​per·​charge | \ˈhī-pər-ˌchärj \

Definition of hypercharge 

: a quantum characteristic of a group of subatomic particles governed by the strong force that is related to strangeness and is represented by a number equal to twice the average value of the electric charge of the group

First Known Use of hypercharge

1956, in the meaning defined above

History and Etymology for hypercharge

short for hyperonic charge, from hyperon

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The first known use of hypercharge was in 1956

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