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subsystem

American  
[suhb-sis-tuhm, suhb-sis-] / ˈsʌbˌsɪs təm, sʌbˈsɪs- /

noun

  1. a secondary or subordinate system.


Etymology

Origin of subsystem

sub- + system

Vocabulary lists containing subsystem

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

“AI system performance is architecturally dependent on memory subsystem performance and capacity,” Micron CEO Sanjay Mehrotra said on the company’s latest earnings call in June.

From MarketWatch Jul. 3, 2026

The root cause of the outage was “an underlying internal subsystem responsible for monitoring the health of our network load balancers,” AWS said.

From Barron's Oct. 21, 2025

“The root cause is an underlying internal subsystem responsible for monitoring the health of our network load balancers,” the company said on its health dashboard.

From Los Angeles Times Oct. 20, 2025

The black box, being defined as part of a subsystem, is allowed to organize itself however it likes as long as it fulfills its function in the system.

From Salon Apr. 26, 2025

The vascular system, however, while likened to a system of rubber tubes, must be regarded as a very live system, every subsystem having the property of separate control.

From Arteriosclerosis and Hypertension: with Chapters on Blood Pressure, 3rd Edition. by Warfield, Louis Marshall

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