hypercharge

noun

hy·​per·​charge ˈhī-pər-ˌchärj 

: 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

Word History

Etymology

short for hyperonic charge, from hyperon

First Known Use

1956, in the meaning defined above