### Question
What is the definition of seasonal?


### Answer
The definition of **seasonal** is as follows in *15 U.S.C. § 8521*:

> the time range between 3 months and 2 years

#### Citation:
  - *15 U.S.C. § 8521*
  - Heading: **CHAPTER 111-WEATHER RESEARCH AND FORECASTING INNOVATION > SUBCHAPTER I-UNITED STATES WEATHER RESEARCH AND FORECASTING IMPROVEMENT**

