ˈastən- noun
Usage: usually capitalized A
Etymology: after Francis W. Aston died 1945 English chemist and physicist
: a nonluminous layer between the cathode surface and the cathode glow in a vacuum tube
ˈastən- noun
Usage: usually capitalized A
Etymology: after Francis W. Aston died 1945 English chemist and physicist
: a nonluminous layer between the cathode surface and the cathode glow in a vacuum tube
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012