subsystem
noun
- set of elements, which is a system itself, and a component of a larger system
Wiktionary
noun
Etymology: From sub- + system.
- Alternative spelling of sub-system.
“Juan made seven attempts to pervert the auton. One involved twelve hundred years of careful observation, timing the failure of various subsystems, maneuvering the auton into a position where he might take control and get transportation to resources in near space.”
“This subsystem is waiting to become Exclusive after having issued an erase.”