### Question
Can you define what Secretary of Defense means?


### Answer
**Secretary of Defense** is defined as the following in *38 U.S.C. § 3002*:

> the Secretary of Defense, except that it means the Secretary of Homeland Security with respect to the Coast Guard when it is not operating as a service in the Navy

#### Citation:
  - *38 U.S.C. § 3002*
  - Heading: **PART III-READJUSTMENT AND RELATED BENEFITS > CHAPTER 30-ALL-VOLUNTEER FORCE EDUCATIONAL ASSISTANCE PROGRAM > SUBCHAPTER I-PURPOSES; DEFINITIONS**

