### Question
How is the term anomaly defined?


### Answer
The term **anomaly** is defined in *10 U.S.C. § 491* as the following:

> any unplanned, irregular, or abnormal event, whether unexplained or caused intentionally or unintentionally by a person or a system

#### Citation:
  - *10 U.S.C. § 491*
  - Heading: **Subtitle A-General Military Law > PART I-ORGANIZATION AND GENERAL MILITARY POWERS > CHAPTER 24-NUCLEAR POSTURE**

