| metal-nitride-oxide semiconductor [`med·ǝl ¦nī´trīd ¦äk´sīd `sem·i·kǝn´dǝk·tǝr] SOLID-STATE PHYSICS A semiconductor structure that has a double insulating layer; typically, a layer of silicon dioxide (SiO2) is nearest the silicon substrate, with a layer of silicon nitride (Si3N4) over it. Abbreviated MNOS. |