1. of, relating to, or characterized by expansion; tending to expand or capable of expanding
Usage: formal; technical

Examples

• The expansional properties of the metal made it suitable for high-temperature applications.
• The company's expansional strategy focused on entering new markets.
• Economists studied the expansional phase of the business cycle.
• The gas showed expansional behavior when heated.
• The government implemented expansional fiscal policies to stimulate growth.