### Question
Can you define what major defense acquisition program means?


### Answer
**Major defense acquisition program** is defined as the following in *10 U.S.C. § 4171*:

> given that term in section 139(a)(2)(B) of this title.

#### Citation:
  - *10 U.S.C. § 4171*
  - Heading: **Subtitle A-General Military Law > PART V-ACQUISITION > Subpart E-Research and Engineering > CHAPTER 307-TEST AND EVALUATION**

