isotopic spin

isotopic spin Word Origin noun Physics.

1. a quantum number that is related to the number of different values of electric charge that a given kind of baryon or meson may have. Symbol: I

Origin of isotopic spin First recorded in 1935–40 Also called isospin, i-spin. British Dictionary definitions for isotopic spin isotopic spin noun

1. See isospin

isotopic spin in Science isotopic spin [ī′sə-tŏp′ĭk]

1. See isospin.