(
Negative-channel
MOS) Pronounced "
n-moss." A type of transistor used for logic and dynamic memory chips (DRAM). NMOS transistors are faster than their PMOS counterpart, and more of them can be put on a single chip. In CMOS logic, an NMOS transistor is paired with a PMOS transistor. See
CMOS,
PMOS,
MOSFET and
NMOS vs. PMOS.