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Definition of subsystem
subsystem
/ˈsʌbˌsɪs.təm/
sub · sys · tem
Plural:subsystems
•Adjective:subsystemic
subsystem Lexical Profile
CEFR
C1
Grade
10
Tier
2
Usage
Top 10k
Syllables
3
subsystem Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A self-contained system that functions as a subordinate part of a larger, more complex system, especially in computing, engineering, or biology.
Example
"The spacecraft's navigation subsystem automatically adjusts the thrusters to keep the vessel on its intended trajectory."
Synonyms
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Cite this Entry
Wordmom. (2026). Definition of Subsystem. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/subsystem