hy·per·charge 
(hīpər-chärj′)
(hīpər-chärj′)n. Symbol Y
A quantum number equal to twice the mean electric charge of a particle multiplet.
- imprecision
- impregnable
- impregnable
- impregnably
- impregnate
- impregnation
- impregnator
- impresa
- impresario
- impress
- impress
- impressibility
- impressible
- impressibly
- impression
- impressionability
- impressionable
- impressionism
- impressionist
- impressionistic
- impressionistically
- impressive
- impressively
- impressiveness
- impressment