U.S. flag

An official website of the United States government

Dot gov

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Https

Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

subsystem

Breadcrumb

  1. Home
  2. Glossary
  3. subsystem
Type
term
Definition

A functional grouping of components that combine to perform a major function within an element such as electrical power, attitude control, and propulsion.