Megatrend

Megatrend is a large social, economic, political, or technological change that is slow to form and, once in place, has an influence for seven to ten years or longer.

Definition

According to Marketing Management by Keller and Kotler (15th edition),

Megatrend. A large social, economic, political, or technological change that is slow to form and, once in place, has an influence for seven to ten years or longer.