### Question
What is the definition of major system?


### Answer
The definition of **major system** is as follows in *50 U.S.C. § 3101*:

> given that term in section 3097(e) of this title.

#### Citation:
  - *50 U.S.C. § 3101*
  - Heading: **CHAPTER 44-NATIONAL SECURITY > SUBCHAPTER III-ACCOUNTABILITY FOR INTELLIGENCE ACTIVITIES**

