subsystem
subsystem — noun
- subsystemsingular
- subsystemsplural
1. a smaller working group of connected parts that sits inside a bigger system, doi
a smaller working group of connected parts that sits inside a bigger system, doing a specific job within the whole
The air-conditioning subsystem in Ananya's car stopped working during the heatwave.
machine subsystem: a functional unit within a vehicle
Engineers tested the navigation subsystem before launching the new satellite.
Each school is a subsystem of the wider education network in the province.
Dimitri's team is responsible for the payment subsystem inside the banking app.
A faulty sensor in the braking subsystem caused the recall of thousands of vehicles.
用法筆記
Common in technical and engineering contexts. The word emphasises that the smaller system has its own internal structure and a distinct function, not just that it is one piece among many.